Home / 86,227.20-118,968.62-49,925.70

Finding the Fourth Proportional to 86,227.20, 118,968.62 and 49,925.70

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Solution

The fourth proportional to 86,227.20, 118,968.62 and 49,925.70 is: 68,883.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,227.20 : 118,968.62 = 49,925.70 : x
  2. Step 2: Convert to fraction form
    86,227.20/118,968.62 = 49,925.70/x
  3. Step 3: Cross multiply
    86,227.20x = 118,968.62 × 49,925.70
  4. Step 4: Simplify right side
    86,227.20x = 5,939,591,381.91
  5. Step 5: Solve for x
    x = 5,939,591,381.91/86,227.20
  6. Step 6: Final answer
    x = 68,883.04

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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.