Home / 75,011.11-112,520.80-22,424.70

Finding the Fourth Proportional to 75,011.11, 112,520.80 and 22,424.70

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Solution

The fourth proportional to 75,011.11, 112,520.80 and 22,424.70 is: 33,638.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,011.11 : 112,520.80 = 22,424.70 : x
  2. Step 2: Convert to fraction form
    75,011.11/112,520.80 = 22,424.70/x
  3. Step 3: Cross multiply
    75,011.11x = 112,520.80 × 22,424.70
  4. Step 4: Simplify right side
    75,011.11x = 2,523,244,621.16
  5. Step 5: Solve for x
    x = 2,523,244,621.16/75,011.11
  6. Step 6: Final answer
    x = 33,638.28

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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.