Home / 229,962.92-344,929.98-85,840.62

Finding the Fourth Proportional to 229,962.92, 344,929.98 and 85,840.62

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Solution

The fourth proportional to 229,962.92, 344,929.98 and 85,840.62 is: 128,755.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,962.92 : 344,929.98 = 85,840.62 : x
  2. Step 2: Convert to fraction form
    229,962.92/344,929.98 = 85,840.62/x
  3. Step 3: Cross multiply
    229,962.92x = 344,929.98 × 85,840.62
  4. Step 4: Simplify right side
    229,962.92x = 29,609,003,339.79
  5. Step 5: Solve for x
    x = 29,609,003,339.79/229,962.92
  6. Step 6: Final answer
    x = 128,755.55

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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.