Home / 107,559.44-161,349.70-39,189.58

Finding the Fourth Proportional to 107,559.44, 161,349.70 and 39,189.58

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Solution

The fourth proportional to 107,559.44, 161,349.70 and 39,189.58 is: 58,788.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,559.44 : 161,349.70 = 39,189.58 : x
  2. Step 2: Convert to fraction form
    107,559.44/161,349.70 = 39,189.58/x
  3. Step 3: Cross multiply
    107,559.44x = 161,349.70 × 39,189.58
  4. Step 4: Simplify right side
    107,559.44x = 6,323,226,474.78
  5. Step 5: Solve for x
    x = 6,323,226,474.78/107,559.44
  6. Step 6: Final answer
    x = 58,788.21

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1.5x scale

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.