Home / 89,967.09-134,951.30-33,819.92

Finding the Fourth Proportional to 89,967.09, 134,951.30 and 33,819.92

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Solution

The fourth proportional to 89,967.09, 134,951.30 and 33,819.92 is: 50,730.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,967.09 : 134,951.30 = 33,819.92 : x
  2. Step 2: Convert to fraction form
    89,967.09/134,951.30 = 33,819.92/x
  3. Step 3: Cross multiply
    89,967.09x = 134,951.30 × 33,819.92
  4. Step 4: Simplify right side
    89,967.09x = 4,564,041,326.04
  5. Step 5: Solve for x
    x = 4,564,041,326.04/89,967.09
  6. Step 6: Final answer
    x = 50,730.12

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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.