Home / 162,881.28-244,326.72-57,772.80

Finding the Fourth Proportional to 162,881.28, 244,326.72 and 57,772.80

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Solution

The fourth proportional to 162,881.28, 244,326.72 and 57,772.80 is: 86,660.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,881.28 : 244,326.72 = 57,772.80 : x
  2. Step 2: Convert to fraction form
    162,881.28/244,326.72 = 57,772.80/x
  3. Step 3: Cross multiply
    162,881.28x = 244,326.72 × 57,772.80
  4. Step 4: Simplify right side
    162,881.28x = 14,115,438,729.22
  5. Step 5: Solve for x
    x = 14,115,438,729.22/162,881.28
  6. Step 6: Final answer
    x = 86,660.90

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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.