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Finding the Fourth Proportional to 48,852.78, 73,290.71 and 38,895.18

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Solution

The fourth proportional to 48,852.78, 73,290.71 and 38,895.18 is: 58,351.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,852.78 : 73,290.71 = 38,895.18 : x
  2. Step 2: Convert to fraction form
    48,852.78/73,290.71 = 38,895.18/x
  3. Step 3: Cross multiply
    48,852.78x = 73,290.71 × 38,895.18
  4. Step 4: Simplify right side
    48,852.78x = 2,850,655,357.78
  5. Step 5: Solve for x
    x = 2,850,655,357.78/48,852.78
  6. Step 6: Final answer
    x = 58,351.96

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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.