Home / 45,316.65-67,987.22-32,251.95

Finding the Fourth Proportional to 45,316.65, 67,987.22 and 32,251.95

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Solution

The fourth proportional to 45,316.65, 67,987.22 and 32,251.95 is: 48,386.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,316.65 : 67,987.22 = 32,251.95 : x
  2. Step 2: Convert to fraction form
    45,316.65/67,987.22 = 32,251.95/x
  3. Step 3: Cross multiply
    45,316.65x = 67,987.22 × 32,251.95
  4. Step 4: Simplify right side
    45,316.65x = 2,192,720,420.08
  5. Step 5: Solve for x
    x = 2,192,720,420.08/45,316.65
  6. Step 6: Final answer
    x = 48,386.64

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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.