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Finding the Fourth Proportional to 125,833.83, 188,749.72 and 59,237.63

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Solution

The fourth proportional to 125,833.83, 188,749.72 and 59,237.63 is: 88,855.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,833.83 : 188,749.72 = 59,237.63 : x
  2. Step 2: Convert to fraction form
    125,833.83/188,749.72 = 59,237.63/x
  3. Step 3: Cross multiply
    125,833.83x = 188,749.72 × 59,237.63
  4. Step 4: Simplify right side
    125,833.83x = 11,181,085,747.47
  5. Step 5: Solve for x
    x = 11,181,085,747.47/125,833.83
  6. Step 6: Final answer
    x = 88,855.96

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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.