Home / 53,713.08-74,112.12-32,491.90

Finding the Fourth Proportional to 53,713.08, 74,112.12 and 32,491.90

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Solution

The fourth proportional to 53,713.08, 74,112.12 and 32,491.90 is: 44,831.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,713.08 : 74,112.12 = 32,491.90 : x
  2. Step 2: Convert to fraction form
    53,713.08/74,112.12 = 32,491.90/x
  3. Step 3: Cross multiply
    53,713.08x = 74,112.12 × 32,491.90
  4. Step 4: Simplify right side
    53,713.08x = 2,408,043,591.83
  5. Step 5: Solve for x
    x = 2,408,043,591.83/53,713.08
  6. Step 6: Final answer
    x = 44,831.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.