Home / 188,619.92-282,925.77-88,724.74

Finding the Fourth Proportional to 188,619.92, 282,925.77 and 88,724.74

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Solution

The fourth proportional to 188,619.92, 282,925.77 and 88,724.74 is: 133,085.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,619.92 : 282,925.77 = 88,724.74 : x
  2. Step 2: Convert to fraction form
    188,619.92/282,925.77 = 88,724.74/x
  3. Step 3: Cross multiply
    188,619.92x = 282,925.77 × 88,724.74
  4. Step 4: Simplify right side
    188,619.92x = 25,102,515,382.55
  5. Step 5: Solve for x
    x = 25,102,515,382.55/188,619.92
  6. Step 6: Final answer
    x = 133,085.18

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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.