Home / 112,789.50-169,195.68-41,730.90

Finding the Fourth Proportional to 112,789.50, 169,195.68 and 41,730.90

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Solution

The fourth proportional to 112,789.50, 169,195.68 and 41,730.90 is: 62,600.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,789.50 : 169,195.68 = 41,730.90 : x
  2. Step 2: Convert to fraction form
    112,789.50/169,195.68 = 41,730.90/x
  3. Step 3: Cross multiply
    112,789.50x = 169,195.68 × 41,730.90
  4. Step 4: Simplify right side
    112,789.50x = 7,060,688,002.51
  5. Step 5: Solve for x
    x = 7,060,688,002.51/112,789.50
  6. Step 6: Final answer
    x = 62,600.58

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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.