Home / 66,113.25-99,125.82-23,987.87

Finding the Fourth Proportional to 66,113.25, 99,125.82 and 23,987.87

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Solution

The fourth proportional to 66,113.25, 99,125.82 and 23,987.87 is: 35,965.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,113.25 : 99,125.82 = 23,987.87 : x
  2. Step 2: Convert to fraction form
    66,113.25/99,125.82 = 23,987.87/x
  3. Step 3: Cross multiply
    66,113.25x = 99,125.82 × 23,987.87
  4. Step 4: Simplify right side
    66,113.25x = 2,377,816,788.17
  5. Step 5: Solve for x
    x = 2,377,816,788.17/66,113.25
  6. Step 6: Final answer
    x = 35,965.81

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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.