Home / 113,622,478.03-170,163,180.28-72,554,710.56

Finding the Fourth Proportional to 113,622,478.03, 170,163,180.28 and 72,554,710.56

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Solution

The fourth proportional to 113,622,478.03, 170,163,180.28 and 72,554,710.56 is: 108,659,312.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,622,478.03 : 170,163,180.28 = 72,554,710.56 : x
  2. Step 2: Convert to fraction form
    113,622,478.03/170,163,180.28 = 72,554,710.56/x
  3. Step 3: Cross multiply
    113,622,478.03x = 170,163,180.28 × 72,554,710.56
  4. Step 4: Simplify right side
    113,622,478.03x = 12,346,140,293,184,500
  5. Step 5: Solve for x
    x = 12,346,140,293,184,500/113,622,478.03
  6. Step 6: Final answer
    x = 108,659,312.02

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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.