Home / 66,602.79-99,839.25-26,609.85

Finding the Fourth Proportional to 66,602.79, 99,839.25 and 26,609.85

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Solution

The fourth proportional to 66,602.79, 99,839.25 and 26,609.85 is: 39,888.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,602.79 : 99,839.25 = 26,609.85 : x
  2. Step 2: Convert to fraction form
    66,602.79/99,839.25 = 26,609.85/x
  3. Step 3: Cross multiply
    66,602.79x = 99,839.25 × 26,609.85
  4. Step 4: Simplify right side
    66,602.79x = 2,656,707,466.61
  5. Step 5: Solve for x
    x = 2,656,707,466.61/66,602.79
  6. Step 6: Final answer
    x = 39,888.83

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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.