Home / 104,041.62-143,576.42-56,293.92

Finding the Fourth Proportional to 104,041.62, 143,576.42 and 56,293.92

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Solution

The fourth proportional to 104,041.62, 143,576.42 and 56,293.92 is: 77,685.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,041.62 : 143,576.42 = 56,293.92 : x
  2. Step 2: Convert to fraction form
    104,041.62/143,576.42 = 56,293.92/x
  3. Step 3: Cross multiply
    104,041.62x = 143,576.42 × 56,293.92
  4. Step 4: Simplify right side
    104,041.62x = 8,082,479,219.90
  5. Step 5: Solve for x
    x = 8,082,479,219.90/104,041.62
  6. Step 6: Final answer
    x = 77,685.06

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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.