Home / 173,822.60-260,669.10-68,619.80

Finding the Fourth Proportional to 173,822.60, 260,669.10 and 68,619.80

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Solution

The fourth proportional to 173,822.60, 260,669.10 and 68,619.80 is: 102,904.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,822.60 : 260,669.10 = 68,619.80 : x
  2. Step 2: Convert to fraction form
    173,822.60/260,669.10 = 68,619.80/x
  3. Step 3: Cross multiply
    173,822.60x = 260,669.10 × 68,619.80
  4. Step 4: Simplify right side
    173,822.60x = 17,887,061,508.18
  5. Step 5: Solve for x
    x = 17,887,061,508.18/173,822.60
  6. Step 6: Final answer
    x = 102,904.12

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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.