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Finding the Fourth Proportional to 229,006.59, 343,541.13 and 79,206.72

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Solution

The fourth proportional to 229,006.59, 343,541.13 and 79,206.72 is: 118,820.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,006.59 : 343,541.13 = 79,206.72 : x
  2. Step 2: Convert to fraction form
    229,006.59/343,541.13 = 79,206.72/x
  3. Step 3: Cross multiply
    229,006.59x = 343,541.13 × 79,206.72
  4. Step 4: Simplify right side
    229,006.59x = 27,210,766,092.39
  5. Step 5: Solve for x
    x = 27,210,766,092.39/229,006.59
  6. Step 6: Final answer
    x = 118,820.89

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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.