Home / 132,772.02-199,084.57-52,728.90

Finding the Fourth Proportional to 132,772.02, 199,084.57 and 52,728.90

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Solution

The fourth proportional to 132,772.02, 199,084.57 and 52,728.90 is: 79,064.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,772.02 : 199,084.57 = 52,728.90 : x
  2. Step 2: Convert to fraction form
    132,772.02/199,084.57 = 52,728.90/x
  3. Step 3: Cross multiply
    132,772.02x = 199,084.57 × 52,728.90
  4. Step 4: Simplify right side
    132,772.02x = 10,497,510,383.07
  5. Step 5: Solve for x
    x = 10,497,510,383.07/132,772.02
  6. Step 6: Final answer
    x = 79,064.18

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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.