Home / 102,864.87-154,309.64-36,291.24

Finding the Fourth Proportional to 102,864.87, 154,309.64 and 36,291.24

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Solution

The fourth proportional to 102,864.87, 154,309.64 and 36,291.24 is: 54,441.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,864.87 : 154,309.64 = 36,291.24 : x
  2. Step 2: Convert to fraction form
    102,864.87/154,309.64 = 36,291.24/x
  3. Step 3: Cross multiply
    102,864.87x = 154,309.64 × 36,291.24
  4. Step 4: Simplify right side
    102,864.87x = 5,600,087,998.10
  5. Step 5: Solve for x
    x = 5,600,087,998.10/102,864.87
  6. Step 6: Final answer
    x = 54,441.21

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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.