Home / 233,815.80-322,665.72-126,385.76

Finding the Fourth Proportional to 233,815.80, 322,665.72 and 126,385.76

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Solution

The fourth proportional to 233,815.80, 322,665.72 and 126,385.76 is: 174,412.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,815.80 : 322,665.72 = 126,385.76 : x
  2. Step 2: Convert to fraction form
    233,815.80/322,665.72 = 126,385.76/x
  3. Step 3: Cross multiply
    233,815.80x = 322,665.72 × 126,385.76
  4. Step 4: Simplify right side
    233,815.80x = 40,780,352,248.15
  5. Step 5: Solve for x
    x = 40,780,352,248.15/233,815.80
  6. Step 6: Final answer
    x = 174,412.30

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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.