Home / 140,506.38-210,842.73-51,822.18

Finding the Fourth Proportional to 140,506.38, 210,842.73 and 51,822.18

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Solution

The fourth proportional to 140,506.38, 210,842.73 and 51,822.18 is: 77,763.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,506.38 : 210,842.73 = 51,822.18 : x
  2. Step 2: Convert to fraction form
    140,506.38/210,842.73 = 51,822.18/x
  3. Step 3: Cross multiply
    140,506.38x = 210,842.73 × 51,822.18
  4. Step 4: Simplify right side
    140,506.38x = 10,926,329,905.75
  5. Step 5: Solve for x
    x = 10,926,329,905.75/140,506.38
  6. Step 6: Final answer
    x = 77,763.94

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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.