Home / 134,131.40-185,101.29-73,705.93

Finding the Fourth Proportional to 134,131.40, 185,101.29 and 73,705.93

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Solution

The fourth proportional to 134,131.40, 185,101.29 and 73,705.93 is: 101,714.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,131.40 : 185,101.29 = 73,705.93 : x
  2. Step 2: Convert to fraction form
    134,131.40/185,101.29 = 73,705.93/x
  3. Step 3: Cross multiply
    134,131.40x = 185,101.29 × 73,705.93
  4. Step 4: Simplify right side
    134,131.40x = 13,643,062,723.65
  5. Step 5: Solve for x
    x = 13,643,062,723.65/134,131.40
  6. Step 6: Final answer
    x = 101,714.16

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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.