Home / 229,428.82-316,601.49-127,461.43

Finding the Fourth Proportional to 229,428.82, 316,601.49 and 127,461.43

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Solution

The fourth proportional to 229,428.82, 316,601.49 and 127,461.43 is: 175,891.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,428.82 : 316,601.49 = 127,461.43 : x
  2. Step 2: Convert to fraction form
    229,428.82/316,601.49 = 127,461.43/x
  3. Step 3: Cross multiply
    229,428.82x = 316,601.49 × 127,461.43
  4. Step 4: Simplify right side
    229,428.82x = 40,354,478,655.53
  5. Step 5: Solve for x
    x = 40,354,478,655.53/229,428.82
  6. Step 6: Final answer
    x = 175,891.06

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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.