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Finding the Fourth Proportional to 125,497.51, 188,191 and 58,956.55

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Solution

The fourth proportional to 125,497.51, 188,191 and 58,956.55 is: 88,408.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,497.51 : 188,191 = 58,956.55 : x
  2. Step 2: Convert to fraction form
    125,497.51/188,191 = 58,956.55/x
  3. Step 3: Cross multiply
    125,497.51x = 188,191 × 58,956.55
  4. Step 4: Simplify right side
    125,497.51x = 11,095,092,101.05
  5. Step 5: Solve for x
    x = 11,095,092,101.05/125,497.51
  6. Step 6: Final answer
    x = 88,408.86

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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.