Home / 215,983.10-323,952.78-58,227.50

Finding the Fourth Proportional to 215,983.10, 323,952.78 and 58,227.50

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Solution

The fourth proportional to 215,983.10, 323,952.78 and 58,227.50 is: 87,335.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,983.10 : 323,952.78 = 58,227.50 : x
  2. Step 2: Convert to fraction form
    215,983.10/323,952.78 = 58,227.50/x
  3. Step 3: Cross multiply
    215,983.10x = 323,952.78 × 58,227.50
  4. Step 4: Simplify right side
    215,983.10x = 18,862,961,307.33
  5. Step 5: Solve for x
    x = 18,862,961,307.33/215,983.10
  6. Step 6: Final answer
    x = 87,335.36

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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.