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Finding the Fourth Proportional to 145,297.26, 217,933.50 and 50,503.11

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Solution

The fourth proportional to 145,297.26, 217,933.50 and 50,503.11 is: 75,750.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,297.26 : 217,933.50 = 50,503.11 : x
  2. Step 2: Convert to fraction form
    145,297.26/217,933.50 = 50,503.11/x
  3. Step 3: Cross multiply
    145,297.26x = 217,933.50 × 50,503.11
  4. Step 4: Simplify right side
    145,297.26x = 11,006,318,895.32
  5. Step 5: Solve for x
    x = 11,006,318,895.32/145,297.26
  6. Step 6: Final answer
    x = 75,750.35

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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.