Home / 121,034.08-181,393.44-61,819.84

Finding the Fourth Proportional to 121,034.08, 181,393.44 and 61,819.84

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Solution

The fourth proportional to 121,034.08, 181,393.44 and 61,819.84 is: 92,649.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,034.08 : 181,393.44 = 61,819.84 : x
  2. Step 2: Convert to fraction form
    121,034.08/181,393.44 = 61,819.84/x
  3. Step 3: Cross multiply
    121,034.08x = 181,393.44 × 61,819.84
  4. Step 4: Simplify right side
    121,034.08x = 11,213,713,437.85
  5. Step 5: Solve for x
    x = 11,213,713,437.85/121,034.08
  6. Step 6: Final answer
    x = 92,649.22

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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.