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Finding the Fourth Proportional to 244,521, 337,439.90 and 142,616.84

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Solution

The fourth proportional to 244,521, 337,439.90 and 142,616.84 is: 196,811.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,521 : 337,439.90 = 142,616.84 : x
  2. Step 2: Convert to fraction form
    244,521/337,439.90 = 142,616.84/x
  3. Step 3: Cross multiply
    244,521x = 337,439.90 × 142,616.84
  4. Step 4: Simplify right side
    244,521x = 48,124,610,897.26
  5. Step 5: Solve for x
    x = 48,124,610,897.26/244,521
  6. Step 6: Final answer
    x = 196,811.77

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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.