Home / 215,004.22-322,545.25-88,574.21

Finding the Fourth Proportional to 215,004.22, 322,545.25 and 88,574.21

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Solution

The fourth proportional to 215,004.22, 322,545.25 and 88,574.21 is: 132,877.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,004.22 : 322,545.25 = 88,574.21 : x
  2. Step 2: Convert to fraction form
    215,004.22/322,545.25 = 88,574.21/x
  3. Step 3: Cross multiply
    215,004.22x = 322,545.25 × 88,574.21
  4. Step 4: Simplify right side
    215,004.22x = 28,569,189,095.28
  5. Step 5: Solve for x
    x = 28,569,189,095.28/215,004.22
  6. Step 6: Final answer
    x = 132,877.34

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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.