Home / 49,138.02-73,649.34-22,787.28

Finding the Fourth Proportional to 49,138.02, 73,649.34 and 22,787.28

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Solution

The fourth proportional to 49,138.02, 73,649.34 and 22,787.28 is: 34,154.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,138.02 : 73,649.34 = 22,787.28 : x
  2. Step 2: Convert to fraction form
    49,138.02/73,649.34 = 22,787.28/x
  3. Step 3: Cross multiply
    49,138.02x = 73,649.34 × 22,787.28
  4. Step 4: Simplify right side
    49,138.02x = 1,678,268,132.40
  5. Step 5: Solve for x
    x = 1,678,268,132.40/49,138.02
  6. Step 6: Final answer
    x = 34,154.17

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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.