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Finding the Fourth Proportional to 73,224.18, 101,048.64 and 40,958.40

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Solution

The fourth proportional to 73,224.18, 101,048.64 and 40,958.40 is: 56,522.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,224.18 : 101,048.64 = 40,958.40 : x
  2. Step 2: Convert to fraction form
    73,224.18/101,048.64 = 40,958.40/x
  3. Step 3: Cross multiply
    73,224.18x = 101,048.64 × 40,958.40
  4. Step 4: Simplify right side
    73,224.18x = 4,138,790,616.58
  5. Step 5: Solve for x
    x = 4,138,790,616.58/73,224.18
  6. Step 6: Final answer
    x = 56,522.18

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1.5x scale

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.