Home / 136,301.38-204,485.01-42,807.13

Finding the Fourth Proportional to 136,301.38, 204,485.01 and 42,807.13

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Solution

The fourth proportional to 136,301.38, 204,485.01 and 42,807.13 is: 64,221.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,301.38 : 204,485.01 = 42,807.13 : x
  2. Step 2: Convert to fraction form
    136,301.38/204,485.01 = 42,807.13/x
  3. Step 3: Cross multiply
    136,301.38x = 204,485.01 × 42,807.13
  4. Step 4: Simplify right side
    136,301.38x = 8,753,416,406.12
  5. Step 5: Solve for x
    x = 8,753,416,406.12/136,301.38
  6. Step 6: Final answer
    x = 64,221.04

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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.