Home / 77,360.20-116,046.30-32,987.26

Finding the Fourth Proportional to 77,360.20, 116,046.30 and 32,987.26

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Solution

The fourth proportional to 77,360.20, 116,046.30 and 32,987.26 is: 49,483.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,360.20 : 116,046.30 = 32,987.26 : x
  2. Step 2: Convert to fraction form
    77,360.20/116,046.30 = 32,987.26/x
  3. Step 3: Cross multiply
    77,360.20x = 116,046.30 × 32,987.26
  4. Step 4: Simplify right side
    77,360.20x = 3,828,049,470.14
  5. Step 5: Solve for x
    x = 3,828,049,470.14/77,360.20
  6. Step 6: Final answer
    x = 49,483.45

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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.