Home / 104,258.62-156,397.13-29,379.40

Finding the Fourth Proportional to 104,258.62, 156,397.13 and 29,379.40

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Solution

The fourth proportional to 104,258.62, 156,397.13 and 29,379.40 is: 44,071.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,258.62 : 156,397.13 = 29,379.40 : x
  2. Step 2: Convert to fraction form
    104,258.62/156,397.13 = 29,379.40/x
  3. Step 3: Cross multiply
    104,258.62x = 156,397.13 × 29,379.40
  4. Step 4: Simplify right side
    104,258.62x = 4,594,853,841.12
  5. Step 5: Solve for x
    x = 4,594,853,841.12/104,258.62
  6. Step 6: Final answer
    x = 44,071.69

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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.