Home / 198,160.64-297,294.55-141,306.35

Finding the Fourth Proportional to 198,160.64, 297,294.55 and 141,306.35

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Solution

The fourth proportional to 198,160.64, 297,294.55 and 141,306.35 is: 211,997.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,160.64 : 297,294.55 = 141,306.35 : x
  2. Step 2: Convert to fraction form
    198,160.64/297,294.55 = 141,306.35/x
  3. Step 3: Cross multiply
    198,160.64x = 297,294.55 × 141,306.35
  4. Step 4: Simplify right side
    198,160.64x = 42,009,605,895.65
  5. Step 5: Solve for x
    x = 42,009,605,895.65/198,160.64
  6. Step 6: Final answer
    x = 211,997.74

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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.