Home / 171,329.06-236,456.13-103,382.70

Finding the Fourth Proportional to 171,329.06, 236,456.13 and 103,382.70

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Solution

The fourth proportional to 171,329.06, 236,456.13 and 103,382.70 is: 142,681.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,329.06 : 236,456.13 = 103,382.70 : x
  2. Step 2: Convert to fraction form
    171,329.06/236,456.13 = 103,382.70/x
  3. Step 3: Cross multiply
    171,329.06x = 236,456.13 × 103,382.70
  4. Step 4: Simplify right side
    171,329.06x = 24,445,473,150.95
  5. Step 5: Solve for x
    x = 24,445,473,150.95/171,329.06
  6. Step 6: Final answer
    x = 142,681.42

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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.