Home / 123,904.80-185,864.28-35,151.30

Finding the Fourth Proportional to 123,904.80, 185,864.28 and 35,151.30

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Solution

The fourth proportional to 123,904.80, 185,864.28 and 35,151.30 is: 52,728.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,904.80 : 185,864.28 = 35,151.30 : x
  2. Step 2: Convert to fraction form
    123,904.80/185,864.28 = 35,151.30/x
  3. Step 3: Cross multiply
    123,904.80x = 185,864.28 × 35,151.30
  4. Step 4: Simplify right side
    123,904.80x = 6,533,371,065.56
  5. Step 5: Solve for x
    x = 6,533,371,065.56/123,904.80
  6. Step 6: Final answer
    x = 52,728.96

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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.