Home / 173,116.08-258,991.02-131,117.52

Finding the Fourth Proportional to 173,116.08, 258,991.02 and 131,117.52

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Solution

The fourth proportional to 173,116.08, 258,991.02 and 131,117.52 is: 196,158.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,116.08 : 258,991.02 = 131,117.52 : x
  2. Step 2: Convert to fraction form
    173,116.08/258,991.02 = 131,117.52/x
  3. Step 3: Cross multiply
    173,116.08x = 258,991.02 × 131,117.52
  4. Step 4: Simplify right side
    173,116.08x = 33,958,260,244.67
  5. Step 5: Solve for x
    x = 33,958,260,244.67/173,116.08
  6. Step 6: Final answer
    x = 196,158.90

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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.