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Finding the Fourth Proportional to 334,751.32, 502,131.12 and 98,098.84

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Solution

The fourth proportional to 334,751.32, 502,131.12 and 98,098.84 is: 147,149.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,751.32 : 502,131.12 = 98,098.84 : x
  2. Step 2: Convert to fraction form
    334,751.32/502,131.12 = 98,098.84/x
  3. Step 3: Cross multiply
    334,751.32x = 502,131.12 × 98,098.84
  4. Step 4: Simplify right side
    334,751.32x = 49,258,480,399.90
  5. Step 5: Solve for x
    x = 49,258,480,399.90/334,751.32
  6. Step 6: Final answer
    x = 147,149.47

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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.