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Finding the Fourth Proportional to 198,158.94, 297,248.78 and 150,848.21

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Solution

The fourth proportional to 198,158.94, 297,248.78 and 150,848.21 is: 226,280.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,158.94 : 297,248.78 = 150,848.21 : x
  2. Step 2: Convert to fraction form
    198,158.94/297,248.78 = 150,848.21/x
  3. Step 3: Cross multiply
    198,158.94x = 297,248.78 × 150,848.21
  4. Step 4: Simplify right side
    198,158.94x = 44,839,446,983.86
  5. Step 5: Solve for x
    x = 44,839,446,983.86/198,158.94
  6. Step 6: Final answer
    x = 226,280.21

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1.5x scale

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.