Home / 87,675.13-131,570.95-32,271.13

Finding the Fourth Proportional to 87,675.13, 131,570.95 and 32,271.13

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Solution

The fourth proportional to 87,675.13, 131,570.95 and 32,271.13 is: 48,428.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,675.13 : 131,570.95 = 32,271.13 : x
  2. Step 2: Convert to fraction form
    87,675.13/131,570.95 = 32,271.13/x
  3. Step 3: Cross multiply
    87,675.13x = 131,570.95 × 32,271.13
  4. Step 4: Simplify right side
    87,675.13x = 4,245,943,231.67
  5. Step 5: Solve for x
    x = 4,245,943,231.67/87,675.13
  6. Step 6: Final answer
    x = 48,428.14

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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.