Home / 85,363.16-117,752.01-49,548.56

Finding the Fourth Proportional to 85,363.16, 117,752.01 and 49,548.56

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Solution

The fourth proportional to 85,363.16, 117,752.01 and 49,548.56 is: 68,348.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,363.16 : 117,752.01 = 49,548.56 : x
  2. Step 2: Convert to fraction form
    85,363.16/117,752.01 = 49,548.56/x
  3. Step 3: Cross multiply
    85,363.16x = 117,752.01 × 49,548.56
  4. Step 4: Simplify right side
    85,363.16x = 5,834,442,532.61
  5. Step 5: Solve for x
    x = 5,834,442,532.61/85,363.16
  6. Step 6: Final answer
    x = 68,348.48

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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.