Home / 75,646.91-113,437.53-25,713.59

Finding the Fourth Proportional to 75,646.91, 113,437.53 and 25,713.59

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Solution

The fourth proportional to 75,646.91, 113,437.53 and 25,713.59 is: 38,559.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,646.91 : 113,437.53 = 25,713.59 : x
  2. Step 2: Convert to fraction form
    75,646.91/113,437.53 = 25,713.59/x
  3. Step 3: Cross multiply
    75,646.91x = 113,437.53 × 25,713.59
  4. Step 4: Simplify right side
    75,646.91x = 2,916,885,569.85
  5. Step 5: Solve for x
    x = 2,916,885,569.85/75,646.91
  6. Step 6: Final answer
    x = 38,559.22

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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.