Home / 214,877.40-322,315.74-57,105.86

Finding the Fourth Proportional to 214,877.40, 322,315.74 and 57,105.86

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Solution

The fourth proportional to 214,877.40, 322,315.74 and 57,105.86 is: 85,658.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,877.40 : 322,315.74 = 57,105.86 : x
  2. Step 2: Convert to fraction form
    214,877.40/322,315.74 = 57,105.86/x
  3. Step 3: Cross multiply
    214,877.40x = 322,315.74 × 57,105.86
  4. Step 4: Simplify right side
    214,877.40x = 18,406,117,524.24
  5. Step 5: Solve for x
    x = 18,406,117,524.24/214,877.40
  6. Step 6: Final answer
    x = 85,658.69

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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.