Home / 87,223.15-130,756.96-34,596.64

Finding the Fourth Proportional to 87,223.15, 130,756.96 and 34,596.64

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Solution

The fourth proportional to 87,223.15, 130,756.96 and 34,596.64 is: 51,864.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,223.15 : 130,756.96 = 34,596.64 : x
  2. Step 2: Convert to fraction form
    87,223.15/130,756.96 = 34,596.64/x
  3. Step 3: Cross multiply
    87,223.15x = 130,756.96 × 34,596.64
  4. Step 4: Simplify right side
    87,223.15x = 4,523,751,472.61
  5. Step 5: Solve for x
    x = 4,523,751,472.61/87,223.15
  6. Step 6: Final answer
    x = 51,864.11

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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.