Home / 102,029.02-140,778.18-59,568.28

Finding the Fourth Proportional to 102,029.02, 140,778.18 and 59,568.28

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Solution

The fourth proportional to 102,029.02, 140,778.18 and 59,568.28 is: 82,191.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,029.02 : 140,778.18 = 59,568.28 : x
  2. Step 2: Convert to fraction form
    102,029.02/140,778.18 = 59,568.28/x
  3. Step 3: Cross multiply
    102,029.02x = 140,778.18 × 59,568.28
  4. Step 4: Simplify right side
    102,029.02x = 8,385,914,044.13
  5. Step 5: Solve for x
    x = 8,385,914,044.13/102,029.02
  6. Step 6: Final answer
    x = 82,191.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.