Home / 56,832.22-78,426.94-31,338.14

Finding the Fourth Proportional to 56,832.22, 78,426.94 and 31,338.14

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Solution

The fourth proportional to 56,832.22, 78,426.94 and 31,338.14 is: 43,245.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,832.22 : 78,426.94 = 31,338.14 : x
  2. Step 2: Convert to fraction form
    56,832.22/78,426.94 = 31,338.14/x
  3. Step 3: Cross multiply
    56,832.22x = 78,426.94 × 31,338.14
  4. Step 4: Simplify right side
    56,832.22x = 2,457,754,425.49
  5. Step 5: Solve for x
    x = 2,457,754,425.49/56,832.22
  6. Step 6: Final answer
    x = 43,245.79

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1.5x scale

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.