Home / 85,363.41-117,752.36-49,548.81

Finding the Fourth Proportional to 85,363.41, 117,752.36 and 49,548.81

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Solution

The fourth proportional to 85,363.41, 117,752.36 and 49,548.81 is: 68,348.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,363.41 : 117,752.36 = 49,548.81 : x
  2. Step 2: Convert to fraction form
    85,363.41/117,752.36 = 49,548.81/x
  3. Step 3: Cross multiply
    85,363.41x = 117,752.36 × 49,548.81
  4. Step 4: Simplify right side
    85,363.41x = 5,834,489,064.95
  5. Step 5: Solve for x
    x = 5,834,489,064.95/85,363.41
  6. Step 6: Final answer
    x = 68,348.83

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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.