Home / 302,750.10-454,043.13-89,517.60

Finding the Fourth Proportional to 302,750.10, 454,043.13 and 89,517.60

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Solution

The fourth proportional to 302,750.10, 454,043.13 and 89,517.60 is: 134,252.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,750.10 : 454,043.13 = 89,517.60 : x
  2. Step 2: Convert to fraction form
    302,750.10/454,043.13 = 89,517.60/x
  3. Step 3: Cross multiply
    302,750.10x = 454,043.13 × 89,517.60
  4. Step 4: Simplify right side
    302,750.10x = 40,644,851,294.09
  5. Step 5: Solve for x
    x = 40,644,851,294.09/302,750.10
  6. Step 6: Final answer
    x = 134,252.15

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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.