Home / 122,727.93-169,361.16-69,011.55

Finding the Fourth Proportional to 122,727.93, 169,361.16 and 69,011.55

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Solution

The fourth proportional to 122,727.93, 169,361.16 and 69,011.55 is: 95,234.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,727.93 : 169,361.16 = 69,011.55 : x
  2. Step 2: Convert to fraction form
    122,727.93/169,361.16 = 69,011.55/x
  3. Step 3: Cross multiply
    122,727.93x = 169,361.16 × 69,011.55
  4. Step 4: Simplify right side
    122,727.93x = 11,687,876,161.40
  5. Step 5: Solve for x
    x = 11,687,876,161.40/122,727.93
  6. Step 6: Final answer
    x = 95,234.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.