Home / 140,562.23-210,843.08-45,792.30

Finding the Fourth Proportional to 140,562.23, 210,843.08 and 45,792.30

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Solution

The fourth proportional to 140,562.23, 210,843.08 and 45,792.30 is: 68,688.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,562.23 : 210,843.08 = 45,792.30 : x
  2. Step 2: Convert to fraction form
    140,562.23/210,843.08 = 45,792.30/x
  3. Step 3: Cross multiply
    140,562.23x = 210,843.08 × 45,792.30
  4. Step 4: Simplify right side
    140,562.23x = 9,654,988,403.59
  5. Step 5: Solve for x
    x = 9,654,988,403.59/140,562.23
  6. Step 6: Final answer
    x = 68,688.36

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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.