Home / 146,799.22-202,581.81-79,731.70

Finding the Fourth Proportional to 146,799.22, 202,581.81 and 79,731.70

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Solution

The fourth proportional to 146,799.22, 202,581.81 and 79,731.70 is: 110,029.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,799.22 : 202,581.81 = 79,731.70 : x
  2. Step 2: Convert to fraction form
    146,799.22/202,581.81 = 79,731.70/x
  3. Step 3: Cross multiply
    146,799.22x = 202,581.81 × 79,731.70
  4. Step 4: Simplify right side
    146,799.22x = 16,152,192,100.38
  5. Step 5: Solve for x
    x = 16,152,192,100.38/146,799.22
  6. Step 6: Final answer
    x = 110,029.14

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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.