Home / 134,134.68-185,105.79-73,705.23

Finding the Fourth Proportional to 134,134.68, 185,105.79 and 73,705.23

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Solution

The fourth proportional to 134,134.68, 185,105.79 and 73,705.23 is: 101,713.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,134.68 : 185,105.79 = 73,705.23 : x
  2. Step 2: Convert to fraction form
    134,134.68/185,105.79 = 73,705.23/x
  3. Step 3: Cross multiply
    134,134.68x = 185,105.79 × 73,705.23
  4. Step 4: Simplify right side
    134,134.68x = 13,643,264,826.28
  5. Step 5: Solve for x
    x = 13,643,264,826.28/134,134.68
  6. Step 6: Final answer
    x = 101,713.18

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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.