Home / 334,719.12-502,078.66-98,061.80

Finding the Fourth Proportional to 334,719.12, 502,078.66 and 98,061.80

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Solution

The fourth proportional to 334,719.12, 502,078.66 and 98,061.80 is: 147,092.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,719.12 : 502,078.66 = 98,061.80 : x
  2. Step 2: Convert to fraction form
    334,719.12/502,078.66 = 98,061.80/x
  3. Step 3: Cross multiply
    334,719.12x = 502,078.66 × 98,061.80
  4. Step 4: Simplify right side
    334,719.12x = 49,234,737,141.19
  5. Step 5: Solve for x
    x = 49,234,737,141.19/334,719.12
  6. Step 6: Final answer
    x = 147,092.69

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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.