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Finding the Fourth Proportional to 134,385.95, 185,452.76 and 73,960.97

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Solution

The fourth proportional to 134,385.95, 185,452.76 and 73,960.97 is: 102,066.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,385.95 : 185,452.76 = 73,960.97 : x
  2. Step 2: Convert to fraction form
    134,385.95/185,452.76 = 73,960.97/x
  3. Step 3: Cross multiply
    134,385.95x = 185,452.76 × 73,960.97
  4. Step 4: Simplify right side
    134,385.95x = 13,716,265,648.97
  5. Step 5: Solve for x
    x = 13,716,265,648.97/134,385.95
  6. Step 6: Final answer
    x = 102,066.22

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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.