Home / 106,748.82-160,223.55-54,196.02

Finding the Fourth Proportional to 106,748.82, 160,223.55 and 54,196.02

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Solution

The fourth proportional to 106,748.82, 160,223.55 and 54,196.02 is: 81,344.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,748.82 : 160,223.55 = 54,196.02 : x
  2. Step 2: Convert to fraction form
    106,748.82/160,223.55 = 54,196.02/x
  3. Step 3: Cross multiply
    106,748.82x = 160,223.55 × 54,196.02
  4. Step 4: Simplify right side
    106,748.82x = 8,683,478,720.27
  5. Step 5: Solve for x
    x = 8,683,478,720.27/106,748.82
  6. Step 6: Final answer
    x = 81,344.96

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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.