Home / 50,151.18-69,199.47-28,922.70

Finding the Fourth Proportional to 50,151.18, 69,199.47 and 28,922.70

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Solution

The fourth proportional to 50,151.18, 69,199.47 and 28,922.70 is: 39,908.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,151.18 : 69,199.47 = 28,922.70 : x
  2. Step 2: Convert to fraction form
    50,151.18/69,199.47 = 28,922.70/x
  3. Step 3: Cross multiply
    50,151.18x = 69,199.47 × 28,922.70
  4. Step 4: Simplify right side
    50,151.18x = 2,001,435,510.97
  5. Step 5: Solve for x
    x = 2,001,435,510.97/50,151.18
  6. Step 6: Final answer
    x = 39,908.04

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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.