Home / 134,625.84-185,815.32-83,677.06

Finding the Fourth Proportional to 134,625.84, 185,815.32 and 83,677.06

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Solution

The fourth proportional to 134,625.84, 185,815.32 and 83,677.06 is: 115,494.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,625.84 : 185,815.32 = 83,677.06 : x
  2. Step 2: Convert to fraction form
    134,625.84/185,815.32 = 83,677.06/x
  3. Step 3: Cross multiply
    134,625.84x = 185,815.32 × 83,677.06
  4. Step 4: Simplify right side
    134,625.84x = 15,548,479,680.56
  5. Step 5: Solve for x
    x = 15,548,479,680.56/134,625.84
  6. Step 6: Final answer
    x = 115,494.02

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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.