Home / 112,346.68-155,039.34-62,046.52

Finding the Fourth Proportional to 112,346.68, 155,039.34 and 62,046.52

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Solution

The fourth proportional to 112,346.68, 155,039.34 and 62,046.52 is: 85,624.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,346.68 : 155,039.34 = 62,046.52 : x
  2. Step 2: Convert to fraction form
    112,346.68/155,039.34 = 62,046.52/x
  3. Step 3: Cross multiply
    112,346.68x = 155,039.34 × 62,046.52
  4. Step 4: Simplify right side
    112,346.68x = 9,619,651,510.10
  5. Step 5: Solve for x
    x = 9,619,651,510.10/112,346.68
  6. Step 6: Final answer
    x = 85,624.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.