Home / 112,920.60-169,272.90-41,824.20

Finding the Fourth Proportional to 112,920.60, 169,272.90 and 41,824.20

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Solution

The fourth proportional to 112,920.60, 169,272.90 and 41,824.20 is: 62,696.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,920.60 : 169,272.90 = 41,824.20 : x
  2. Step 2: Convert to fraction form
    112,920.60/169,272.90 = 41,824.20/x
  3. Step 3: Cross multiply
    112,920.60x = 169,272.90 × 41,824.20
  4. Step 4: Simplify right side
    112,920.60x = 7,079,703,624.18
  5. Step 5: Solve for x
    x = 7,079,703,624.18/112,920.60
  6. Step 6: Final answer
    x = 62,696.30

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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.