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Finding the Fourth Proportional to 62,775.61, 86,570.88 and 41,227.43

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Solution

The fourth proportional to 62,775.61, 86,570.88 and 41,227.43 is: 56,854.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,775.61 : 86,570.88 = 41,227.43 : x
  2. Step 2: Convert to fraction form
    62,775.61/86,570.88 = 41,227.43/x
  3. Step 3: Cross multiply
    62,775.61x = 86,570.88 × 41,227.43
  4. Step 4: Simplify right side
    62,775.61x = 3,569,094,794.74
  5. Step 5: Solve for x
    x = 3,569,094,794.74/62,775.61
  6. Step 6: Final answer
    x = 56,854.80

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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.