Home / 172,737.23-258,520.61-106,219.49

Finding the Fourth Proportional to 172,737.23, 258,520.61 and 106,219.49

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Solution

The fourth proportional to 172,737.23, 258,520.61 and 106,219.49 is: 158,969.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,737.23 : 258,520.61 = 106,219.49 : x
  2. Step 2: Convert to fraction form
    172,737.23/258,520.61 = 106,219.49/x
  3. Step 3: Cross multiply
    172,737.23x = 258,520.61 × 106,219.49
  4. Step 4: Simplify right side
    172,737.23x = 27,459,926,321.63
  5. Step 5: Solve for x
    x = 27,459,926,321.63/172,737.23
  6. Step 6: Final answer
    x = 158,969.36

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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.