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Finding the Fourth Proportional to 225,244.80, 337,916.88 and 85,004.64

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Solution

The fourth proportional to 225,244.80, 337,916.88 and 85,004.64 is: 127,525.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,244.80 : 337,916.88 = 85,004.64 : x
  2. Step 2: Convert to fraction form
    225,244.80/337,916.88 = 85,004.64/x
  3. Step 3: Cross multiply
    225,244.80x = 337,916.88 × 85,004.64
  4. Step 4: Simplify right side
    225,244.80x = 28,724,502,734.32
  5. Step 5: Solve for x
    x = 28,724,502,734.32/225,244.80
  6. Step 6: Final answer
    x = 127,525.71

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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.