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Finding the Fourth Proportional to 125,527.90, 188,291.22 and 58,967.68

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Solution

The fourth proportional to 125,527.90, 188,291.22 and 58,967.68 is: 88,451.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,527.90 : 188,291.22 = 58,967.68 : x
  2. Step 2: Convert to fraction form
    125,527.90/188,291.22 = 58,967.68/x
  3. Step 3: Cross multiply
    125,527.90x = 188,291.22 × 58,967.68
  4. Step 4: Simplify right side
    125,527.90x = 11,103,096,407.77
  5. Step 5: Solve for x
    x = 11,103,096,407.77/125,527.90
  6. Step 6: Final answer
    x = 88,451.22

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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.