Home / 229,747.92-344,492.28-89,345.76

Finding the Fourth Proportional to 229,747.92, 344,492.28 and 89,345.76

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Solution

The fourth proportional to 229,747.92, 344,492.28 and 89,345.76 is: 133,968.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,747.92 : 344,492.28 = 89,345.76 : x
  2. Step 2: Convert to fraction form
    229,747.92/344,492.28 = 89,345.76/x
  3. Step 3: Cross multiply
    229,747.92x = 344,492.28 × 89,345.76
  4. Step 4: Simplify right side
    229,747.92x = 30,778,924,570.73
  5. Step 5: Solve for x
    x = 30,778,924,570.73/229,747.92
  6. Step 6: Final answer
    x = 133,968.24

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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.