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Finding the Fourth Proportional to 162,882.40, 244,258.80 and 57,647.20

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Solution

The fourth proportional to 162,882.40, 244,258.80 and 57,647.20 is: 86,447.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,882.40 : 244,258.80 = 57,647.20 : x
  2. Step 2: Convert to fraction form
    162,882.40/244,258.80 = 57,647.20/x
  3. Step 3: Cross multiply
    162,882.40x = 244,258.80 × 57,647.20
  4. Step 4: Simplify right side
    162,882.40x = 14,080,835,895.36
  5. Step 5: Solve for x
    x = 14,080,835,895.36/162,882.40
  6. Step 6: Final answer
    x = 86,447.87

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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.