Home / 171,264.70-236,571.18-131,470.21

Finding the Fourth Proportional to 171,264.70, 236,571.18 and 131,470.21

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Solution

The fourth proportional to 171,264.70, 236,571.18 and 131,470.21 is: 181,602.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,264.70 : 236,571.18 = 131,470.21 : x
  2. Step 2: Convert to fraction form
    171,264.70/236,571.18 = 131,470.21/x
  3. Step 3: Cross multiply
    171,264.70x = 236,571.18 × 131,470.21
  4. Step 4: Simplify right side
    171,264.70x = 31,102,061,531.69
  5. Step 5: Solve for x
    x = 31,102,061,531.69/171,264.70
  6. Step 6: Final answer
    x = 181,602.29

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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.