Home / 75,462.31-113,123.09-25,507.65

Finding the Fourth Proportional to 75,462.31, 113,123.09 and 25,507.65

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Solution

The fourth proportional to 75,462.31, 113,123.09 and 25,507.65 is: 38,237.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,462.31 : 113,123.09 = 25,507.65 : x
  2. Step 2: Convert to fraction form
    75,462.31/113,123.09 = 25,507.65/x
  3. Step 3: Cross multiply
    75,462.31x = 113,123.09 × 25,507.65
  4. Step 4: Simplify right side
    75,462.31x = 2,885,504,186.64
  5. Step 5: Solve for x
    x = 2,885,504,186.64/75,462.31
  6. Step 6: Final answer
    x = 38,237.69

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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.