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Finding the Fourth Proportional to 244,407.08, 337,303.50 and 142,427

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Solution

The fourth proportional to 244,407.08, 337,303.50 and 142,427 is: 196,561.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,407.08 : 337,303.50 = 142,427 : x
  2. Step 2: Convert to fraction form
    244,407.08/337,303.50 = 142,427/x
  3. Step 3: Cross multiply
    244,407.08x = 337,303.50 × 142,427
  4. Step 4: Simplify right side
    244,407.08x = 48,041,125,594.50
  5. Step 5: Solve for x
    x = 48,041,125,594.50/244,407.08
  6. Step 6: Final answer
    x = 196,561.92

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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.