Home / 180,814.11-271,239.39-47,703.57

Finding the Fourth Proportional to 180,814.11, 271,239.39 and 47,703.57

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Solution

The fourth proportional to 180,814.11, 271,239.39 and 47,703.57 is: 71,560.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,814.11 : 271,239.39 = 47,703.57 : x
  2. Step 2: Convert to fraction form
    180,814.11/271,239.39 = 47,703.57/x
  3. Step 3: Cross multiply
    180,814.11x = 271,239.39 × 47,703.57
  4. Step 4: Simplify right side
    180,814.11x = 12,939,087,227.62
  5. Step 5: Solve for x
    x = 12,939,087,227.62/180,814.11
  6. Step 6: Final answer
    x = 71,560.16

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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.