Home / 172,003.10-258,004.65-88,022.30

Finding the Fourth Proportional to 172,003.10, 258,004.65 and 88,022.30

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Solution

The fourth proportional to 172,003.10, 258,004.65 and 88,022.30 is: 132,033.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,003.10 : 258,004.65 = 88,022.30 : x
  2. Step 2: Convert to fraction form
    172,003.10/258,004.65 = 88,022.30/x
  3. Step 3: Cross multiply
    172,003.10x = 258,004.65 × 88,022.30
  4. Step 4: Simplify right side
    172,003.10x = 22,710,162,703.70
  5. Step 5: Solve for x
    x = 22,710,162,703.70/172,003.10
  6. Step 6: Final answer
    x = 132,033.45

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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.