Home / 107,926.86-161,937.09-57,948.60

Finding the Fourth Proportional to 107,926.86, 161,937.09 and 57,948.60

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Solution

The fourth proportional to 107,926.86, 161,937.09 and 57,948.60 is: 86,948.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,926.86 : 161,937.09 = 57,948.60 : x
  2. Step 2: Convert to fraction form
    107,926.86/161,937.09 = 57,948.60/x
  3. Step 3: Cross multiply
    107,926.86x = 161,937.09 × 57,948.60
  4. Step 4: Simplify right side
    107,926.86x = 9,384,027,653.57
  5. Step 5: Solve for x
    x = 9,384,027,653.57/107,926.86
  6. Step 6: Final answer
    x = 86,948.03

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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.