Home / 201,732.30-278,130.42-165,298.29

Finding the Fourth Proportional to 201,732.30, 278,130.42 and 165,298.29

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Solution

The fourth proportional to 201,732.30, 278,130.42 and 165,298.29 is: 227,898.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,732.30 : 278,130.42 = 165,298.29 : x
  2. Step 2: Convert to fraction form
    201,732.30/278,130.42 = 165,298.29/x
  3. Step 3: Cross multiply
    201,732.30x = 278,130.42 × 165,298.29
  4. Step 4: Simplify right side
    201,732.30x = 45,974,482,822.98
  5. Step 5: Solve for x
    x = 45,974,482,822.98/201,732.30
  6. Step 6: Final answer
    x = 227,898.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.