Home / 75,032.20-112,423.35-52,798.87

Finding the Fourth Proportional to 75,032.20, 112,423.35 and 52,798.87

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Solution

The fourth proportional to 75,032.20, 112,423.35 and 52,798.87 is: 79,110.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,032.20 : 112,423.35 = 52,798.87 : x
  2. Step 2: Convert to fraction form
    75,032.20/112,423.35 = 52,798.87/x
  3. Step 3: Cross multiply
    75,032.20x = 112,423.35 × 52,798.87
  4. Step 4: Simplify right side
    75,032.20x = 5,935,825,560.56
  5. Step 5: Solve for x
    x = 5,935,825,560.56/75,032.20
  6. Step 6: Final answer
    x = 79,110.38

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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.