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Finding the Fourth Proportional to 244,730.80, 337,728.76 and 142,826.32

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Solution

The fourth proportional to 244,730.80, 337,728.76 and 142,826.32 is: 197,100.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,730.80 : 337,728.76 = 142,826.32 : x
  2. Step 2: Convert to fraction form
    244,730.80/337,728.76 = 142,826.32/x
  3. Step 3: Cross multiply
    244,730.80x = 337,728.76 × 142,826.32
  4. Step 4: Simplify right side
    244,730.80x = 48,236,555,948.96
  5. Step 5: Solve for x
    x = 48,236,555,948.96/244,730.80
  6. Step 6: Final answer
    x = 197,100.47

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1.5x scale

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.