Home / 88,086.93-121,559.34-47,799.66

Finding the Fourth Proportional to 88,086.93, 121,559.34 and 47,799.66

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Solution

The fourth proportional to 88,086.93, 121,559.34 and 47,799.66 is: 65,963.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,086.93 : 121,559.34 = 47,799.66 : x
  2. Step 2: Convert to fraction form
    88,086.93/121,559.34 = 47,799.66/x
  3. Step 3: Cross multiply
    88,086.93x = 121,559.34 × 47,799.66
  4. Step 4: Simplify right side
    88,086.93x = 5,810,495,121.82
  5. Step 5: Solve for x
    x = 5,810,495,121.82/88,086.93
  6. Step 6: Final answer
    x = 65,963.19

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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.