Home / 91,108.11-136,567.85-44,302.83

Finding the Fourth Proportional to 91,108.11, 136,567.85 and 44,302.83

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Solution

The fourth proportional to 91,108.11, 136,567.85 and 44,302.83 is: 66,408.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,108.11 : 136,567.85 = 44,302.83 : x
  2. Step 2: Convert to fraction form
    91,108.11/136,567.85 = 44,302.83/x
  3. Step 3: Cross multiply
    91,108.11x = 136,567.85 × 44,302.83
  4. Step 4: Simplify right side
    91,108.11x = 6,050,342,020.50
  5. Step 5: Solve for x
    x = 6,050,342,020.50/91,108.11
  6. Step 6: Final answer
    x = 66,408.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.