Home / 56,844.23-78,446.87-31,351.69

Finding the Fourth Proportional to 56,844.23, 78,446.87 and 31,351.69

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Solution

The fourth proportional to 56,844.23, 78,446.87 and 31,351.69 is: 43,266.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,844.23 : 78,446.87 = 31,351.69 : x
  2. Step 2: Convert to fraction form
    56,844.23/78,446.87 = 31,351.69/x
  3. Step 3: Cross multiply
    56,844.23x = 78,446.87 × 31,351.69
  4. Step 4: Simplify right side
    56,844.23x = 2,459,441,714.40
  5. Step 5: Solve for x
    x = 2,459,441,714.40/56,844.23
  6. Step 6: Final answer
    x = 43,266.34

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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.