Home / 93,577.74-140,233.91-72,419.28

Finding the Fourth Proportional to 93,577.74, 140,233.91 and 72,419.28

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Solution

The fourth proportional to 93,577.74, 140,233.91 and 72,419.28 is: 108,526.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,577.74 : 140,233.91 = 72,419.28 : x
  2. Step 2: Convert to fraction form
    93,577.74/140,233.91 = 72,419.28/x
  3. Step 3: Cross multiply
    93,577.74x = 140,233.91 × 72,419.28
  4. Step 4: Simplify right side
    93,577.74x = 10,155,638,793.78
  5. Step 5: Solve for x
    x = 10,155,638,793.78/93,577.74
  6. Step 6: Final answer
    x = 108,526.22

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1.5x scale

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.