Home / 223,125.08-334,753.23-89,936.78

Finding the Fourth Proportional to 223,125.08, 334,753.23 and 89,936.78

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Solution

The fourth proportional to 223,125.08, 334,753.23 and 89,936.78 is: 134,931.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,125.08 : 334,753.23 = 89,936.78 : x
  2. Step 2: Convert to fraction form
    223,125.08/334,753.23 = 89,936.78/x
  3. Step 3: Cross multiply
    223,125.08x = 334,753.23 × 89,936.78
  4. Step 4: Simplify right side
    223,125.08x = 30,106,627,600.80
  5. Step 5: Solve for x
    x = 30,106,627,600.80/223,125.08
  6. Step 6: Final answer
    x = 134,931.62

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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.