Home / 56,352.38-77,768.73-31,201.88

Finding the Fourth Proportional to 56,352.38, 77,768.73 and 31,201.88

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Solution

The fourth proportional to 56,352.38, 77,768.73 and 31,201.88 is: 43,059.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,352.38 : 77,768.73 = 31,201.88 : x
  2. Step 2: Convert to fraction form
    56,352.38/77,768.73 = 31,201.88/x
  3. Step 3: Cross multiply
    56,352.38x = 77,768.73 × 31,201.88
  4. Step 4: Simplify right side
    56,352.38x = 2,426,530,192.37
  5. Step 5: Solve for x
    x = 2,426,530,192.37/56,352.38
  6. Step 6: Final answer
    x = 43,059.95

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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.