Home / 75,832.47-113,748.71-25,887.47

Finding the Fourth Proportional to 75,832.47, 113,748.71 and 25,887.47

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Solution

The fourth proportional to 75,832.47, 113,748.71 and 25,887.47 is: 38,831.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,832.47 : 113,748.71 = 25,887.47 : x
  2. Step 2: Convert to fraction form
    75,832.47/113,748.71 = 25,887.47/x
  3. Step 3: Cross multiply
    75,832.47x = 113,748.71 × 25,887.47
  4. Step 4: Simplify right side
    75,832.47x = 2,944,665,619.48
  5. Step 5: Solve for x
    x = 2,944,665,619.48/75,832.47
  6. Step 6: Final answer
    x = 38,831.20

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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.