Home / 134,369.31-185,506.13-89,108.39

Finding the Fourth Proportional to 134,369.31, 185,506.13 and 89,108.39

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Solution

The fourth proportional to 134,369.31, 185,506.13 and 89,108.39 is: 123,020.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,369.31 : 185,506.13 = 89,108.39 : x
  2. Step 2: Convert to fraction form
    134,369.31/185,506.13 = 89,108.39/x
  3. Step 3: Cross multiply
    134,369.31x = 185,506.13 × 89,108.39
  4. Step 4: Simplify right side
    134,369.31x = 16,530,153,265.97
  5. Step 5: Solve for x
    x = 16,530,153,265.97/134,369.31
  6. Step 6: Final answer
    x = 123,020.30

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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.