Home / 76,470.06-114,729.47-32,084.90

Finding the Fourth Proportional to 76,470.06, 114,729.47 and 32,084.90

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Solution

The fourth proportional to 76,470.06, 114,729.47 and 32,084.90 is: 48,137.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,470.06 : 114,729.47 = 32,084.90 : x
  2. Step 2: Convert to fraction form
    76,470.06/114,729.47 = 32,084.90/x
  3. Step 3: Cross multiply
    76,470.06x = 114,729.47 × 32,084.90
  4. Step 4: Simplify right side
    76,470.06x = 3,681,083,572.00
  5. Step 5: Solve for x
    x = 3,681,083,572.00/76,470.06
  6. Step 6: Final answer
    x = 48,137.58

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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.