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Finding the Fourth Proportional to 125,293.64, 187,937.29 and 36,547.91

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Solution

The fourth proportional to 125,293.64, 187,937.29 and 36,547.91 is: 54,820.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,293.64 : 187,937.29 = 36,547.91 : x
  2. Step 2: Convert to fraction form
    125,293.64/187,937.29 = 36,547.91/x
  3. Step 3: Cross multiply
    125,293.64x = 187,937.29 × 36,547.91
  4. Step 4: Simplify right side
    125,293.64x = 6,868,714,868.54
  5. Step 5: Solve for x
    x = 6,868,714,868.54/125,293.64
  6. Step 6: Final answer
    x = 54,820.94

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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.