Home / 57,366.32-79,164.95-31,872.14

Finding the Fourth Proportional to 57,366.32, 79,164.95 and 31,872.14

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Solution

The fourth proportional to 57,366.32, 79,164.95 and 31,872.14 is: 43,983.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,366.32 : 79,164.95 = 31,872.14 : x
  2. Step 2: Convert to fraction form
    57,366.32/79,164.95 = 31,872.14/x
  3. Step 3: Cross multiply
    57,366.32x = 79,164.95 × 31,872.14
  4. Step 4: Simplify right side
    57,366.32x = 2,523,156,186.36
  5. Step 5: Solve for x
    x = 2,523,156,186.36/57,366.32
  6. Step 6: Final answer
    x = 43,983.23

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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.