Home / 172,824.70-259,079.10-146,341.21

Finding the Fourth Proportional to 172,824.70, 259,079.10 and 146,341.21

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Solution

The fourth proportional to 172,824.70, 259,079.10 and 146,341.21 is: 219,378.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,824.70 : 259,079.10 = 146,341.21 : x
  2. Step 2: Convert to fraction form
    172,824.70/259,079.10 = 146,341.21/x
  3. Step 3: Cross multiply
    172,824.70x = 259,079.10 × 146,341.21
  4. Step 4: Simplify right side
    172,824.70x = 37,913,948,979.71
  5. Step 5: Solve for x
    x = 37,913,948,979.71/172,824.70
  6. Step 6: Final answer
    x = 219,378.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.