Home / 48,929.76-73,403.04-28,141.92

Finding the Fourth Proportional to 48,929.76, 73,403.04 and 28,141.92

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Solution

The fourth proportional to 48,929.76, 73,403.04 and 28,141.92 is: 42,217.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,929.76 : 73,403.04 = 28,141.92 : x
  2. Step 2: Convert to fraction form
    48,929.76/73,403.04 = 28,141.92/x
  3. Step 3: Cross multiply
    48,929.76x = 73,403.04 × 28,141.92
  4. Step 4: Simplify right side
    48,929.76x = 2,065,702,479.44
  5. Step 5: Solve for x
    x = 2,065,702,479.44/48,929.76
  6. Step 6: Final answer
    x = 42,217.71

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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.