Home / 66,086.38-99,036.33-51,225.58

Finding the Fourth Proportional to 66,086.38, 99,036.33 and 51,225.58

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Solution

The fourth proportional to 66,086.38, 99,036.33 and 51,225.58 is: 76,766.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,086.38 : 99,036.33 = 51,225.58 : x
  2. Step 2: Convert to fraction form
    66,086.38/99,036.33 = 51,225.58/x
  3. Step 3: Cross multiply
    66,086.38x = 99,036.33 × 51,225.58
  4. Step 4: Simplify right side
    66,086.38x = 5,073,193,445.32
  5. Step 5: Solve for x
    x = 5,073,193,445.32/66,086.38
  6. Step 6: Final answer
    x = 76,766.10

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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.