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Finding the Fourth Proportional to 88,253.93, 121,791.66 and 47,967.68

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Solution

The fourth proportional to 88,253.93, 121,791.66 and 47,967.68 is: 66,196.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,253.93 : 121,791.66 = 47,967.68 : x
  2. Step 2: Convert to fraction form
    88,253.93/121,791.66 = 47,967.68/x
  3. Step 3: Cross multiply
    88,253.93x = 121,791.66 × 47,967.68
  4. Step 4: Simplify right side
    88,253.93x = 5,842,063,373.55
  5. Step 5: Solve for x
    x = 5,842,063,373.55/88,253.93
  6. Step 6: Final answer
    x = 66,196.07

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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.