Home / 84,127.38-116,088.30-48,314.04

Finding the Fourth Proportional to 84,127.38, 116,088.30 and 48,314.04

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Solution

The fourth proportional to 84,127.38, 116,088.30 and 48,314.04 is: 66,669.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,127.38 : 116,088.30 = 48,314.04 : x
  2. Step 2: Convert to fraction form
    84,127.38/116,088.30 = 48,314.04/x
  3. Step 3: Cross multiply
    84,127.38x = 116,088.30 × 48,314.04
  4. Step 4: Simplify right side
    84,127.38x = 5,608,694,769.73
  5. Step 5: Solve for x
    x = 5,608,694,769.73/84,127.38
  6. Step 6: Final answer
    x = 66,669.08

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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.