Home / 71,614.26-107,423.52-34,178.28

Finding the Fourth Proportional to 71,614.26, 107,423.52 and 34,178.28

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Solution

The fourth proportional to 71,614.26, 107,423.52 and 34,178.28 is: 51,268.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,614.26 : 107,423.52 = 34,178.28 : x
  2. Step 2: Convert to fraction form
    71,614.26/107,423.52 = 34,178.28/x
  3. Step 3: Cross multiply
    71,614.26x = 107,423.52 × 34,178.28
  4. Step 4: Simplify right side
    71,614.26x = 3,671,551,145.15
  5. Step 5: Solve for x
    x = 3,671,551,145.15/71,614.26
  6. Step 6: Final answer
    x = 51,268.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.