Home / 50,133.33-69,194.25-28,909.71

Finding the Fourth Proportional to 50,133.33, 69,194.25 and 28,909.71

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Solution

The fourth proportional to 50,133.33, 69,194.25 and 28,909.71 is: 39,901.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,133.33 : 69,194.25 = 28,909.71 : x
  2. Step 2: Convert to fraction form
    50,133.33/69,194.25 = 28,909.71/x
  3. Step 3: Cross multiply
    50,133.33x = 69,194.25 × 28,909.71
  4. Step 4: Simplify right side
    50,133.33x = 2,000,385,701.17
  5. Step 5: Solve for x
    x = 2,000,385,701.17/50,133.33
  6. Step 6: Final answer
    x = 39,901.31

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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.