Home / 75,259.08-112,896.45-25,344.72

Finding the Fourth Proportional to 75,259.08, 112,896.45 and 25,344.72

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Solution

The fourth proportional to 75,259.08, 112,896.45 and 25,344.72 is: 38,019.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,259.08 : 112,896.45 = 25,344.72 : x
  2. Step 2: Convert to fraction form
    75,259.08/112,896.45 = 25,344.72/x
  3. Step 3: Cross multiply
    75,259.08x = 112,896.45 × 25,344.72
  4. Step 4: Simplify right side
    75,259.08x = 2,861,328,914.24
  5. Step 5: Solve for x
    x = 2,861,328,914.24/75,259.08
  6. Step 6: Final answer
    x = 38,019.72

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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.