Home / 119,945.94-165,527.98-66,234.38

Finding the Fourth Proportional to 119,945.94, 165,527.98 and 66,234.38

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Solution

The fourth proportional to 119,945.94, 165,527.98 and 66,234.38 is: 91,404.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,945.94 : 165,527.98 = 66,234.38 : x
  2. Step 2: Convert to fraction form
    119,945.94/165,527.98 = 66,234.38/x
  3. Step 3: Cross multiply
    119,945.94x = 165,527.98 × 66,234.38
  4. Step 4: Simplify right side
    119,945.94x = 10,963,643,127.95
  5. Step 5: Solve for x
    x = 10,963,643,127.95/119,945.94
  6. Step 6: Final answer
    x = 91,404.87

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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.