Home / 104,226.48-143,832.18-56,481

Finding the Fourth Proportional to 104,226.48, 143,832.18 and 56,481

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Solution

The fourth proportional to 104,226.48, 143,832.18 and 56,481 is: 77,943.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,226.48 : 143,832.18 = 56,481 : x
  2. Step 2: Convert to fraction form
    104,226.48/143,832.18 = 56,481/x
  3. Step 3: Cross multiply
    104,226.48x = 143,832.18 × 56,481
  4. Step 4: Simplify right side
    104,226.48x = 8,123,785,358.58
  5. Step 5: Solve for x
    x = 8,123,785,358.58/104,226.48
  6. Step 6: Final answer
    x = 77,943.58

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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.