Home / 67,772.16-101,612.84-26,170.56

Finding the Fourth Proportional to 67,772.16, 101,612.84 and 26,170.56

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Solution

The fourth proportional to 67,772.16, 101,612.84 and 26,170.56 is: 39,238.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,772.16 : 101,612.84 = 26,170.56 : x
  2. Step 2: Convert to fraction form
    67,772.16/101,612.84 = 26,170.56/x
  3. Step 3: Cross multiply
    67,772.16x = 101,612.84 × 26,170.56
  4. Step 4: Simplify right side
    67,772.16x = 2,659,264,925.99
  5. Step 5: Solve for x
    x = 2,659,264,925.99/67,772.16
  6. Step 6: Final answer
    x = 39,238.31

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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.