Home / 114,288.35-171,459.90-47,691.44

Finding the Fourth Proportional to 114,288.35, 171,459.90 and 47,691.44

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Solution

The fourth proportional to 114,288.35, 171,459.90 and 47,691.44 is: 71,548.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,288.35 : 171,459.90 = 47,691.44 : x
  2. Step 2: Convert to fraction form
    114,288.35/171,459.90 = 47,691.44/x
  3. Step 3: Cross multiply
    114,288.35x = 171,459.90 × 47,691.44
  4. Step 4: Simplify right side
    114,288.35x = 8,177,168,675.96
  5. Step 5: Solve for x
    x = 8,177,168,675.96/114,288.35
  6. Step 6: Final answer
    x = 71,548.57

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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.