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Finding the Fourth Proportional to 73,423.46, 101,290.10 and 51,913.44

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Solution

The fourth proportional to 73,423.46, 101,290.10 and 51,913.44 is: 71,616.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,423.46 : 101,290.10 = 51,913.44 : x
  2. Step 2: Convert to fraction form
    73,423.46/101,290.10 = 51,913.44/x
  3. Step 3: Cross multiply
    73,423.46x = 101,290.10 × 51,913.44
  4. Step 4: Simplify right side
    73,423.46x = 5,258,317,269.38
  5. Step 5: Solve for x
    x = 5,258,317,269.38/73,423.46
  6. Step 6: Final answer
    x = 71,616.31

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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.