Home / 131,577.46-197,381.61-46,162.20

Finding the Fourth Proportional to 131,577.46, 197,381.61 and 46,162.20

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Solution

The fourth proportional to 131,577.46, 197,381.61 and 46,162.20 is: 69,248.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,577.46 : 197,381.61 = 46,162.20 : x
  2. Step 2: Convert to fraction form
    131,577.46/197,381.61 = 46,162.20/x
  3. Step 3: Cross multiply
    131,577.46x = 197,381.61 × 46,162.20
  4. Step 4: Simplify right side
    131,577.46x = 9,111,569,357.14
  5. Step 5: Solve for x
    x = 9,111,569,357.14/131,577.46
  6. Step 6: Final answer
    x = 69,248.71

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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.