Home / 112,961.36-169,387.30-34,060.88

Finding the Fourth Proportional to 112,961.36, 169,387.30 and 34,060.88

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Solution

The fourth proportional to 112,961.36, 169,387.30 and 34,060.88 is: 51,074.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,961.36 : 169,387.30 = 34,060.88 : x
  2. Step 2: Convert to fraction form
    112,961.36/169,387.30 = 34,060.88/x
  3. Step 3: Cross multiply
    112,961.36x = 169,387.30 × 34,060.88
  4. Step 4: Simplify right side
    112,961.36x = 5,769,480,498.82
  5. Step 5: Solve for x
    x = 5,769,480,498.82/112,961.36
  6. Step 6: Final answer
    x = 51,074.81

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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.