Home / 234,877.25-352,312.80-57,385.79

Finding the Fourth Proportional to 234,877.25, 352,312.80 and 57,385.79

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Solution

The fourth proportional to 234,877.25, 352,312.80 and 57,385.79 is: 86,077.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,877.25 : 352,312.80 = 57,385.79 : x
  2. Step 2: Convert to fraction form
    234,877.25/352,312.80 = 57,385.79/x
  3. Step 3: Cross multiply
    234,877.25x = 352,312.80 × 57,385.79
  4. Step 4: Simplify right side
    234,877.25x = 20,217,749,842.68
  5. Step 5: Solve for x
    x = 20,217,749,842.68/234,877.25
  6. Step 6: Final answer
    x = 86,077.94

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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.