Home / 229,644.92-344,349.30-103,176.78

Finding the Fourth Proportional to 229,644.92, 344,349.30 and 103,176.78

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Solution

The fourth proportional to 229,644.92, 344,349.30 and 103,176.78 is: 154,712.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,644.92 : 344,349.30 = 103,176.78 : x
  2. Step 2: Convert to fraction form
    229,644.92/344,349.30 = 103,176.78/x
  3. Step 3: Cross multiply
    229,644.92x = 344,349.30 × 103,176.78
  4. Step 4: Simplify right side
    229,644.92x = 35,528,851,969.25
  5. Step 5: Solve for x
    x = 35,528,851,969.25/229,644.92
  6. Step 6: Final answer
    x = 154,712.12

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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.