Home / 77,615.35-116,340.13-44,263.60

Finding the Fourth Proportional to 77,615.35, 116,340.13 and 44,263.60

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Solution

The fourth proportional to 77,615.35, 116,340.13 and 44,263.60 is: 66,348.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,615.35 : 116,340.13 = 44,263.60 : x
  2. Step 2: Convert to fraction form
    77,615.35/116,340.13 = 44,263.60/x
  3. Step 3: Cross multiply
    77,615.35x = 116,340.13 × 44,263.60
  4. Step 4: Simplify right side
    77,615.35x = 5,149,632,742.75
  5. Step 5: Solve for x
    x = 5,149,632,742.75/77,615.35
  6. Step 6: Final answer
    x = 66,348.12

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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.