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Finding the Fourth Proportional to 125,873.60, 188,893.22 and 59,332.50

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Solution

The fourth proportional to 125,873.60, 188,893.22 and 59,332.50 is: 89,037.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,873.60 : 188,893.22 = 59,332.50 : x
  2. Step 2: Convert to fraction form
    125,873.60/188,893.22 = 59,332.50/x
  3. Step 3: Cross multiply
    125,873.60x = 188,893.22 × 59,332.50
  4. Step 4: Simplify right side
    125,873.60x = 11,207,506,678.99
  5. Step 5: Solve for x
    x = 11,207,506,678.99/125,873.60
  6. Step 6: Final answer
    x = 89,037.79

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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.