Home / 63,226.17-87,212.30-40,541.31

Finding the Fourth Proportional to 63,226.17, 87,212.30 and 40,541.31

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Solution

The fourth proportional to 63,226.17, 87,212.30 and 40,541.31 is: 55,921.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,226.17 : 87,212.30 = 40,541.31 : x
  2. Step 2: Convert to fraction form
    63,226.17/87,212.30 = 40,541.31/x
  3. Step 3: Cross multiply
    63,226.17x = 87,212.30 × 40,541.31
  4. Step 4: Simplify right side
    63,226.17x = 3,535,700,687.41
  5. Step 5: Solve for x
    x = 3,535,700,687.41/63,226.17
  6. Step 6: Final answer
    x = 55,921.48

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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.