Home / 75,263.20-112,893.68-18,337.76

Finding the Fourth Proportional to 75,263.20, 112,893.68 and 18,337.76

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Solution

The fourth proportional to 75,263.20, 112,893.68 and 18,337.76 is: 27,506.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,263.20 : 112,893.68 = 18,337.76 : x
  2. Step 2: Convert to fraction form
    75,263.20/112,893.68 = 18,337.76/x
  3. Step 3: Cross multiply
    75,263.20x = 112,893.68 × 18,337.76
  4. Step 4: Simplify right side
    75,263.20x = 2,070,217,209.36
  5. Step 5: Solve for x
    x = 2,070,217,209.36/75,263.20
  6. Step 6: Final answer
    x = 27,506.37

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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.