Home / 84,815.30-127,184.55-32,207.30

Finding the Fourth Proportional to 84,815.30, 127,184.55 and 32,207.30

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Solution

The fourth proportional to 84,815.30, 127,184.55 and 32,207.30 is: 48,296.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,815.30 : 127,184.55 = 32,207.30 : x
  2. Step 2: Convert to fraction form
    84,815.30/127,184.55 = 32,207.30/x
  3. Step 3: Cross multiply
    84,815.30x = 127,184.55 × 32,207.30
  4. Step 4: Simplify right side
    84,815.30x = 4,096,270,957.22
  5. Step 5: Solve for x
    x = 4,096,270,957.22/84,815.30
  6. Step 6: Final answer
    x = 48,296.37

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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.