Home / 148,644.42-205,115.70-88,204.62

Finding the Fourth Proportional to 148,644.42, 205,115.70 and 88,204.62

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Solution

The fourth proportional to 148,644.42, 205,115.70 and 88,204.62 is: 121,714.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,644.42 : 205,115.70 = 88,204.62 : x
  2. Step 2: Convert to fraction form
    148,644.42/205,115.70 = 88,204.62/x
  3. Step 3: Cross multiply
    148,644.42x = 205,115.70 × 88,204.62
  4. Step 4: Simplify right side
    148,644.42x = 18,092,152,374.53
  5. Step 5: Solve for x
    x = 18,092,152,374.53/148,644.42
  6. Step 6: Final answer
    x = 121,714.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.