Home / 134,132.76-185,107.76-73,705.57

Finding the Fourth Proportional to 134,132.76, 185,107.76 and 73,705.57

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Solution

The fourth proportional to 134,132.76, 185,107.76 and 73,705.57 is: 101,716.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,132.76 : 185,107.76 = 73,705.57 : x
  2. Step 2: Convert to fraction form
    134,132.76/185,107.76 = 73,705.57/x
  3. Step 3: Cross multiply
    134,132.76x = 185,107.76 × 73,705.57
  4. Step 4: Simplify right side
    134,132.76x = 13,643,472,720.64
  5. Step 5: Solve for x
    x = 13,643,472,720.64/134,132.76
  6. Step 6: Final answer
    x = 101,716.19

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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.