Home / 108,267.65-149,408.32-59,871.69

Finding the Fourth Proportional to 108,267.65, 149,408.32 and 59,871.69

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Solution

The fourth proportional to 108,267.65, 149,408.32 and 59,871.69 is: 82,622.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,267.65 : 149,408.32 = 59,871.69 : x
  2. Step 2: Convert to fraction form
    108,267.65/149,408.32 = 59,871.69/x
  3. Step 3: Cross multiply
    108,267.65x = 149,408.32 × 59,871.69
  4. Step 4: Simplify right side
    108,267.65x = 8,945,328,434.27
  5. Step 5: Solve for x
    x = 8,945,328,434.27/108,267.65
  6. Step 6: Final answer
    x = 82,622.36

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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.