Home / 109,227.02-163,785.72-63,649.49

Finding the Fourth Proportional to 109,227.02, 163,785.72 and 63,649.49

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Solution

The fourth proportional to 109,227.02, 163,785.72 and 63,649.49 is: 95,442.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,227.02 : 163,785.72 = 63,649.49 : x
  2. Step 2: Convert to fraction form
    109,227.02/163,785.72 = 63,649.49/x
  3. Step 3: Cross multiply
    109,227.02x = 163,785.72 × 63,649.49
  4. Step 4: Simplify right side
    109,227.02x = 10,424,876,967.04
  5. Step 5: Solve for x
    x = 10,424,876,967.04/109,227.02
  6. Step 6: Final answer
    x = 95,442.29

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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.