Home / 48,182.40-72,273.18-37,661.28

Finding the Fourth Proportional to 48,182.40, 72,273.18 and 37,661.28

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Solution

The fourth proportional to 48,182.40, 72,273.18 and 37,661.28 is: 56,491.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,182.40 : 72,273.18 = 37,661.28 : x
  2. Step 2: Convert to fraction form
    48,182.40/72,273.18 = 37,661.28/x
  3. Step 3: Cross multiply
    48,182.40x = 72,273.18 × 37,661.28
  4. Step 4: Simplify right side
    48,182.40x = 2,721,900,468.47
  5. Step 5: Solve for x
    x = 2,721,900,468.47/48,182.40
  6. Step 6: Final answer
    x = 56,491.59

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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.