Home / 144,748.31-217,115.51-39,567.52

Finding the Fourth Proportional to 144,748.31, 217,115.51 and 39,567.52

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Solution

The fourth proportional to 144,748.31, 217,115.51 and 39,567.52 is: 59,349.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,748.31 : 217,115.51 = 39,567.52 : x
  2. Step 2: Convert to fraction form
    144,748.31/217,115.51 = 39,567.52/x
  3. Step 3: Cross multiply
    144,748.31x = 217,115.51 × 39,567.52
  4. Step 4: Simplify right side
    144,748.31x = 8,590,721,198.66
  5. Step 5: Solve for x
    x = 8,590,721,198.66/144,748.31
  6. Step 6: Final answer
    x = 59,349.37

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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.