Home / 93,539.49-129,115.26-74,454.27

Finding the Fourth Proportional to 93,539.49, 129,115.26 and 74,454.27

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Solution

The fourth proportional to 93,539.49, 129,115.26 and 74,454.27 is: 102,771.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,539.49 : 129,115.26 = 74,454.27 : x
  2. Step 2: Convert to fraction form
    93,539.49/129,115.26 = 74,454.27/x
  3. Step 3: Cross multiply
    93,539.49x = 129,115.26 × 74,454.27
  4. Step 4: Simplify right side
    93,539.49x = 9,613,182,429.16
  5. Step 5: Solve for x
    x = 9,613,182,429.16/93,539.49
  6. Step 6: Final answer
    x = 102,771.38

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1.5x scale

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.