Home / 303,115.31-454,750.19-89,891.00

Finding the Fourth Proportional to 303,115.31, 454,750.19 and 89,891.00

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Solution

The fourth proportional to 303,115.31, 454,750.19 and 89,891.00 is: 134,859.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,115.31 : 454,750.19 = 89,891.00 : x
  2. Step 2: Convert to fraction form
    303,115.31/454,750.19 = 89,891.00/x
  3. Step 3: Cross multiply
    303,115.31x = 454,750.19 × 89,891.00
  4. Step 4: Simplify right side
    303,115.31x = 40,877,946,606.08
  5. Step 5: Solve for x
    x = 40,877,946,606.08/303,115.31
  6. Step 6: Final answer
    x = 134,859.39

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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.