Home / 77,055.22-106,321.17-43,514.74

Finding the Fourth Proportional to 77,055.22, 106,321.17 and 43,514.74

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Solution

The fourth proportional to 77,055.22, 106,321.17 and 43,514.74 is: 60,041.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,055.22 : 106,321.17 = 43,514.74 : x
  2. Step 2: Convert to fraction form
    77,055.22/106,321.17 = 43,514.74/x
  3. Step 3: Cross multiply
    77,055.22x = 106,321.17 × 43,514.74
  4. Step 4: Simplify right side
    77,055.22x = 4,626,538,069.05
  5. Step 5: Solve for x
    x = 4,626,538,069.05/77,055.22
  6. Step 6: Final answer
    x = 60,041.85

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1.5x scale

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.