Home / 86,352.28-129,340.92-41,885.58

Finding the Fourth Proportional to 86,352.28, 129,340.92 and 41,885.58

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Solution

The fourth proportional to 86,352.28, 129,340.92 and 41,885.58 is: 62,737.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,352.28 : 129,340.92 = 41,885.58 : x
  2. Step 2: Convert to fraction form
    86,352.28/129,340.92 = 41,885.58/x
  3. Step 3: Cross multiply
    86,352.28x = 129,340.92 × 41,885.58
  4. Step 4: Simplify right side
    86,352.28x = 5,417,519,451.93
  5. Step 5: Solve for x
    x = 5,417,519,451.93/86,352.28
  6. Step 6: Final answer
    x = 62,737.42

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1.5x scale

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.