Home / 112,951.89-169,429.05-34,066.80

Finding the Fourth Proportional to 112,951.89, 169,429.05 and 34,066.80

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Solution

The fourth proportional to 112,951.89, 169,429.05 and 34,066.80 is: 51,100.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,951.89 : 169,429.05 = 34,066.80 : x
  2. Step 2: Convert to fraction form
    112,951.89/169,429.05 = 34,066.80/x
  3. Step 3: Cross multiply
    112,951.89x = 169,429.05 × 34,066.80
  4. Step 4: Simplify right side
    112,951.89x = 5,771,904,543.06
  5. Step 5: Solve for x
    x = 5,771,904,543.06/112,951.89
  6. Step 6: Final answer
    x = 51,100.56

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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.