Home / 214,878.40-322,317.24-57,106.86

Finding the Fourth Proportional to 214,878.40, 322,317.24 and 57,106.86

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Solution

The fourth proportional to 214,878.40, 322,317.24 and 57,106.86 is: 85,660.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,878.40 : 322,317.24 = 57,106.86 : x
  2. Step 2: Convert to fraction form
    214,878.40/322,317.24 = 57,106.86/x
  3. Step 3: Cross multiply
    214,878.40x = 322,317.24 × 57,106.86
  4. Step 4: Simplify right side
    214,878.40x = 18,406,525,500.27
  5. Step 5: Solve for x
    x = 18,406,525,500.27/214,878.40
  6. Step 6: Final answer
    x = 85,660.19

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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.