Home / 146,013.29-201,497.96-81,481.85

Finding the Fourth Proportional to 146,013.29, 201,497.96 and 81,481.85

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Solution

The fourth proportional to 146,013.29, 201,497.96 and 81,481.85 is: 112,444.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,013.29 : 201,497.96 = 81,481.85 : x
  2. Step 2: Convert to fraction form
    146,013.29/201,497.96 = 81,481.85/x
  3. Step 3: Cross multiply
    146,013.29x = 201,497.96 × 81,481.85
  4. Step 4: Simplify right side
    146,013.29x = 16,418,426,552.03
  5. Step 5: Solve for x
    x = 16,418,426,552.03/146,013.29
  6. Step 6: Final answer
    x = 112,444.74

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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.