Home / 84,756.24-127,167.80-32,179.68

Finding the Fourth Proportional to 84,756.24, 127,167.80 and 32,179.68

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Solution

The fourth proportional to 84,756.24, 127,167.80 and 32,179.68 is: 48,282.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,756.24 : 127,167.80 = 32,179.68 : x
  2. Step 2: Convert to fraction form
    84,756.24/127,167.80 = 32,179.68/x
  3. Step 3: Cross multiply
    84,756.24x = 127,167.80 × 32,179.68
  4. Step 4: Simplify right side
    84,756.24x = 4,092,219,110.30
  5. Step 5: Solve for x
    x = 4,092,219,110.30/84,756.24
  6. Step 6: Final answer
    x = 48,282.22

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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.