Home / 56,842.36-78,442.80-32,983.24

Finding the Fourth Proportional to 56,842.36, 78,442.80 and 32,983.24

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Solution

The fourth proportional to 56,842.36, 78,442.80 and 32,983.24 is: 45,517.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,842.36 : 78,442.80 = 32,983.24 : x
  2. Step 2: Convert to fraction form
    56,842.36/78,442.80 = 32,983.24/x
  3. Step 3: Cross multiply
    56,842.36x = 78,442.80 × 32,983.24
  4. Step 4: Simplify right side
    56,842.36x = 2,587,297,698.67
  5. Step 5: Solve for x
    x = 2,587,297,698.67/56,842.36
  6. Step 6: Final answer
    x = 45,517.07

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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.