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Finding the Fourth Proportional to 95,902.60, 143,799.90 and 36,740.20

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Solution

The fourth proportional to 95,902.60, 143,799.90 and 36,740.20 is: 55,089.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,902.60 : 143,799.90 = 36,740.20 : x
  2. Step 2: Convert to fraction form
    95,902.60/143,799.90 = 36,740.20/x
  3. Step 3: Cross multiply
    95,902.60x = 143,799.90 × 36,740.20
  4. Step 4: Simplify right side
    95,902.60x = 5,283,237,085.98
  5. Step 5: Solve for x
    x = 5,283,237,085.98/95,902.60
  6. Step 6: Final answer
    x = 55,089.61

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1.5x scale

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.