Home / 114,091.46-157,378.92-71,576.18

Finding the Fourth Proportional to 114,091.46, 157,378.92 and 71,576.18

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Solution

The fourth proportional to 114,091.46, 157,378.92 and 71,576.18 is: 98,732.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,091.46 : 157,378.92 = 71,576.18 : x
  2. Step 2: Convert to fraction form
    114,091.46/157,378.92 = 71,576.18/x
  3. Step 3: Cross multiply
    114,091.46x = 157,378.92 × 71,576.18
  4. Step 4: Simplify right side
    114,091.46x = 11,264,581,906.13
  5. Step 5: Solve for x
    x = 11,264,581,906.13/114,091.46
  6. Step 6: Final answer
    x = 98,732.91

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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.