Home / 49,374.48-73,889.30-40,385.90

Finding the Fourth Proportional to 49,374.48, 73,889.30 and 40,385.90

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Solution

The fourth proportional to 49,374.48, 73,889.30 and 40,385.90 is: 60,437.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,374.48 : 73,889.30 = 40,385.90 : x
  2. Step 2: Convert to fraction form
    49,374.48/73,889.30 = 40,385.90/x
  3. Step 3: Cross multiply
    49,374.48x = 73,889.30 × 40,385.90
  4. Step 4: Simplify right side
    49,374.48x = 2,984,085,880.87
  5. Step 5: Solve for x
    x = 2,984,085,880.87/49,374.48
  6. Step 6: Final answer
    x = 60,437.82

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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.