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Finding the Fourth Proportional to 88,656.68, 122,346.06 and 48,370.46

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Solution

The fourth proportional to 88,656.68, 122,346.06 and 48,370.46 is: 66,751.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,656.68 : 122,346.06 = 48,370.46 : x
  2. Step 2: Convert to fraction form
    88,656.68/122,346.06 = 48,370.46/x
  3. Step 3: Cross multiply
    88,656.68x = 122,346.06 × 48,370.46
  4. Step 4: Simplify right side
    88,656.68x = 5,917,935,201.39
  5. Step 5: Solve for x
    x = 5,917,935,201.39/88,656.68
  6. Step 6: Final answer
    x = 66,751.15

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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.