Home / 56,637.30-84,879.15-40,202.10

Finding the Fourth Proportional to 56,637.30, 84,879.15 and 40,202.10

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Solution

The fourth proportional to 56,637.30, 84,879.15 and 40,202.10 is: 60,248.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,637.30 : 84,879.15 = 40,202.10 : x
  2. Step 2: Convert to fraction form
    56,637.30/84,879.15 = 40,202.10/x
  3. Step 3: Cross multiply
    56,637.30x = 84,879.15 × 40,202.10
  4. Step 4: Simplify right side
    56,637.30x = 3,412,320,076.22
  5. Step 5: Solve for x
    x = 3,412,320,076.22/56,637.30
  6. Step 6: Final answer
    x = 60,248.64

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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.