Home / 75,507.53-113,233.95-30,514.86

Finding the Fourth Proportional to 75,507.53, 113,233.95 and 30,514.86

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Solution

The fourth proportional to 75,507.53, 113,233.95 and 30,514.86 is: 45,761.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,507.53 : 113,233.95 = 30,514.86 : x
  2. Step 2: Convert to fraction form
    75,507.53/113,233.95 = 30,514.86/x
  3. Step 3: Cross multiply
    75,507.53x = 113,233.95 × 30,514.86
  4. Step 4: Simplify right side
    75,507.53x = 3,455,318,131.50
  5. Step 5: Solve for x
    x = 3,455,318,131.50/75,507.53
  6. Step 6: Final answer
    x = 45,761.24

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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.