Home / 94,703.39-141,278.88-92,129.21

Finding the Fourth Proportional to 94,703.39, 141,278.88 and 92,129.21

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Solution

The fourth proportional to 94,703.39, 141,278.88 and 92,129.21 is: 137,438.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,703.39 : 141,278.88 = 92,129.21 : x
  2. Step 2: Convert to fraction form
    94,703.39/141,278.88 = 92,129.21/x
  3. Step 3: Cross multiply
    94,703.39x = 141,278.88 × 92,129.21
  4. Step 4: Simplify right side
    94,703.39x = 13,015,911,604.08
  5. Step 5: Solve for x
    x = 13,015,911,604.08/94,703.39
  6. Step 6: Final answer
    x = 137,438.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.