Home / 56,559.06-78,052.41-31,410.18

Finding the Fourth Proportional to 56,559.06, 78,052.41 and 31,410.18

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Solution

The fourth proportional to 56,559.06, 78,052.41 and 31,410.18 is: 43,346.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,559.06 : 78,052.41 = 31,410.18 : x
  2. Step 2: Convert to fraction form
    56,559.06/78,052.41 = 31,410.18/x
  3. Step 3: Cross multiply
    56,559.06x = 78,052.41 × 31,410.18
  4. Step 4: Simplify right side
    56,559.06x = 2,451,640,247.53
  5. Step 5: Solve for x
    x = 2,451,640,247.53/56,559.06
  6. Step 6: Final answer
    x = 43,346.55

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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.