Home / 137,304.19-189,382.06-126,010.13

Finding the Fourth Proportional to 137,304.19, 189,382.06 and 126,010.13

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Solution

The fourth proportional to 137,304.19, 189,382.06 and 126,010.13 is: 173,804.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,304.19 : 189,382.06 = 126,010.13 : x
  2. Step 2: Convert to fraction form
    137,304.19/189,382.06 = 126,010.13/x
  3. Step 3: Cross multiply
    137,304.19x = 189,382.06 × 126,010.13
  4. Step 4: Simplify right side
    137,304.19x = 23,864,058,000.27
  5. Step 5: Solve for x
    x = 23,864,058,000.27/137,304.19
  6. Step 6: Final answer
    x = 173,804.30

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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.