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Finding the Fourth Proportional to 158,194.60, 237,154.14 and 64,640.68

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Solution

The fourth proportional to 158,194.60, 237,154.14 and 64,640.68 is: 96,904.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,194.60 : 237,154.14 = 64,640.68 : x
  2. Step 2: Convert to fraction form
    158,194.60/237,154.14 = 64,640.68/x
  3. Step 3: Cross multiply
    158,194.60x = 237,154.14 × 64,640.68
  4. Step 4: Simplify right side
    158,194.60x = 15,329,804,874.42
  5. Step 5: Solve for x
    x = 15,329,804,874.42/158,194.60
  6. Step 6: Final answer
    x = 96,904.73

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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.