Home / 172,998.85-259,496.70-54,670.18

Finding the Fourth Proportional to 172,998.85, 259,496.70 and 54,670.18

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Solution

The fourth proportional to 172,998.85, 259,496.70 and 54,670.18 is: 82,004.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,998.85 : 259,496.70 = 54,670.18 : x
  2. Step 2: Convert to fraction form
    172,998.85/259,496.70 = 54,670.18/x
  3. Step 3: Cross multiply
    172,998.85x = 259,496.70 × 54,670.18
  4. Step 4: Simplify right side
    172,998.85x = 14,186,731,298.41
  5. Step 5: Solve for x
    x = 14,186,731,298.41/172,998.85
  6. Step 6: Final answer
    x = 82,004.77

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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.