Home / 71,616.26-107,426.52-34,180.28

Finding the Fourth Proportional to 71,616.26, 107,426.52 and 34,180.28

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Solution

The fourth proportional to 71,616.26, 107,426.52 and 34,180.28 is: 51,271.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,616.26 : 107,426.52 = 34,180.28 : x
  2. Step 2: Convert to fraction form
    71,616.26/107,426.52 = 34,180.28/x
  3. Step 3: Cross multiply
    71,616.26x = 107,426.52 × 34,180.28
  4. Step 4: Simplify right side
    71,616.26x = 3,671,868,533.03
  5. Step 5: Solve for x
    x = 3,671,868,533.03/71,616.26
  6. Step 6: Final answer
    x = 51,271.44

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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.