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Finding the Fourth Proportional to 173,254.32, 259,918.20 and 54,910.08

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Solution

The fourth proportional to 173,254.32, 259,918.20 and 54,910.08 is: 82,376.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,254.32 : 259,918.20 = 54,910.08 : x
  2. Step 2: Convert to fraction form
    173,254.32/259,918.20 = 54,910.08/x
  3. Step 3: Cross multiply
    173,254.32x = 259,918.20 × 54,910.08
  4. Step 4: Simplify right side
    173,254.32x = 14,272,129,155.46
  5. Step 5: Solve for x
    x = 14,272,129,155.46/173,254.32
  6. Step 6: Final answer
    x = 82,376.76

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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.