Home / 93,562.42-129,115.92-51,121.28

Finding the Fourth Proportional to 93,562.42, 129,115.92 and 51,121.28

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Solution

The fourth proportional to 93,562.42, 129,115.92 and 51,121.28 is: 70,547.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,562.42 : 129,115.92 = 51,121.28 : x
  2. Step 2: Convert to fraction form
    93,562.42/129,115.92 = 51,121.28/x
  3. Step 3: Cross multiply
    93,562.42x = 129,115.92 × 51,121.28
  4. Step 4: Simplify right side
    93,562.42x = 6,600,571,098.78
  5. Step 5: Solve for x
    x = 6,600,571,098.78/93,562.42
  6. Step 6: Final answer
    x = 70,547.25

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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.