Home / 50,112.32-69,159.20-27,758.40

Finding the Fourth Proportional to 50,112.32, 69,159.20 and 27,758.40

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Solution

The fourth proportional to 50,112.32, 69,159.20 and 27,758.40 is: 38,308.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,112.32 : 69,159.20 = 27,758.40 : x
  2. Step 2: Convert to fraction form
    50,112.32/69,159.20 = 27,758.40/x
  3. Step 3: Cross multiply
    50,112.32x = 69,159.20 × 27,758.40
  4. Step 4: Simplify right side
    50,112.32x = 1,919,748,737.28
  5. Step 5: Solve for x
    x = 1,919,748,737.28/50,112.32
  6. Step 6: Final answer
    x = 38,308.92

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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.