Home / 134,214.30-185,220.68-76,862.52

Finding the Fourth Proportional to 134,214.30, 185,220.68 and 76,862.52

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Solution

The fourth proportional to 134,214.30, 185,220.68 and 76,862.52 is: 106,073.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,214.30 : 185,220.68 = 76,862.52 : x
  2. Step 2: Convert to fraction form
    134,214.30/185,220.68 = 76,862.52/x
  3. Step 3: Cross multiply
    134,214.30x = 185,220.68 × 76,862.52
  4. Step 4: Simplify right side
    134,214.30x = 14,236,527,836.60
  5. Step 5: Solve for x
    x = 14,236,527,836.60/134,214.30
  6. Step 6: Final answer
    x = 106,073.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.