Home / 124,557,100.20-186,835,650.30-92,272,059.45

Finding the Fourth Proportional to 124,557,100.20, 186,835,650.30 and 92,272,059.45

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Solution

The fourth proportional to 124,557,100.20, 186,835,650.30 and 92,272,059.45 is: 138,408,089.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,557,100.20 : 186,835,650.30 = 92,272,059.45 : x
  2. Step 2: Convert to fraction form
    124,557,100.20/186,835,650.30 = 92,272,059.45/x
  3. Step 3: Cross multiply
    124,557,100.20x = 186,835,650.30 × 92,272,059.45
  4. Step 4: Simplify right side
    124,557,100.20x = 17,239,710,231,861,012
  5. Step 5: Solve for x
    x = 17,239,710,231,861,012/124,557,100.20
  6. Step 6: Final answer
    x = 138,408,089.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.