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Finding the Fourth Proportional to 73,572.10, 101,522.47 and 41,299.32

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Solution

The fourth proportional to 73,572.10, 101,522.47 and 41,299.32 is: 56,989.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,572.10 : 101,522.47 = 41,299.32 : x
  2. Step 2: Convert to fraction form
    73,572.10/101,522.47 = 41,299.32/x
  3. Step 3: Cross multiply
    73,572.10x = 101,522.47 × 41,299.32
  4. Step 4: Simplify right side
    73,572.10x = 4,192,808,975.72
  5. Step 5: Solve for x
    x = 4,192,808,975.72/73,572.10
  6. Step 6: Final answer
    x = 56,989.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.