Home / 84,757.24-127,086.63-32,138.02

Finding the Fourth Proportional to 84,757.24, 127,086.63 and 32,138.02

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Solution

The fourth proportional to 84,757.24, 127,086.63 and 32,138.02 is: 48,188.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,757.24 : 127,086.63 = 32,138.02 : x
  2. Step 2: Convert to fraction form
    84,757.24/127,086.63 = 32,138.02/x
  3. Step 3: Cross multiply
    84,757.24x = 127,086.63 × 32,138.02
  4. Step 4: Simplify right side
    84,757.24x = 4,084,312,656.67
  5. Step 5: Solve for x
    x = 4,084,312,656.67/84,757.24
  6. Step 6: Final answer
    x = 48,188.36

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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.