Home / 75,535.38-113,341.23-53,490.42

Finding the Fourth Proportional to 75,535.38, 113,341.23 and 53,490.42

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Solution

The fourth proportional to 75,535.38, 113,341.23 and 53,490.42 is: 80,262.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,535.38 : 113,341.23 = 53,490.42 : x
  2. Step 2: Convert to fraction form
    75,535.38/113,341.23 = 53,490.42/x
  3. Step 3: Cross multiply
    75,535.38x = 113,341.23 × 53,490.42
  4. Step 4: Simplify right side
    75,535.38x = 6,062,669,996.02
  5. Step 5: Solve for x
    x = 6,062,669,996.02/75,535.38
  6. Step 6: Final answer
    x = 80,262.65

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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.