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Finding the Fourth Proportional to 172,081, 237,509.73 and 95,626.33

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Solution

The fourth proportional to 172,081, 237,509.73 and 95,626.33 is: 131,985.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,081 : 237,509.73 = 95,626.33 : x
  2. Step 2: Convert to fraction form
    172,081/237,509.73 = 95,626.33/x
  3. Step 3: Cross multiply
    172,081x = 237,509.73 × 95,626.33
  4. Step 4: Simplify right side
    172,081x = 22,712,183,819.19
  5. Step 5: Solve for x
    x = 22,712,183,819.19/172,081
  6. Step 6: Final answer
    x = 131,985.42

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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.