Home / 107,508.75-161,297.15-48,349.59

Finding the Fourth Proportional to 107,508.75, 161,297.15 and 48,349.59

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Solution

The fourth proportional to 107,508.75, 161,297.15 and 48,349.59 is: 72,539.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,508.75 : 161,297.15 = 48,349.59 : x
  2. Step 2: Convert to fraction form
    107,508.75/161,297.15 = 48,349.59/x
  3. Step 3: Cross multiply
    107,508.75x = 161,297.15 × 48,349.59
  4. Step 4: Simplify right side
    107,508.75x = 7,798,650,828.92
  5. Step 5: Solve for x
    x = 7,798,650,828.92/107,508.75
  6. Step 6: Final answer
    x = 72,539.68

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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.