Home / 86,834.17-130,253.96-29,907.46

Finding the Fourth Proportional to 86,834.17, 130,253.96 and 29,907.46

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Solution

The fourth proportional to 86,834.17, 130,253.96 and 29,907.46 is: 44,862.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,834.17 : 130,253.96 = 29,907.46 : x
  2. Step 2: Convert to fraction form
    86,834.17/130,253.96 = 29,907.46/x
  3. Step 3: Cross multiply
    86,834.17x = 130,253.96 × 29,907.46
  4. Step 4: Simplify right side
    86,834.17x = 3,895,565,098.54
  5. Step 5: Solve for x
    x = 3,895,565,098.54/86,834.17
  6. Step 6: Final answer
    x = 44,862.12

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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.