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Finding the Fourth Proportional to 72,452.58, 100,006.08 and 50,948.89

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Solution

The fourth proportional to 72,452.58, 100,006.08 and 50,948.89 is: 70,324.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,452.58 : 100,006.08 = 50,948.89 : x
  2. Step 2: Convert to fraction form
    72,452.58/100,006.08 = 50,948.89/x
  3. Step 3: Cross multiply
    72,452.58x = 100,006.08 × 50,948.89
  4. Step 4: Simplify right side
    72,452.58x = 5,095,198,769.25
  5. Step 5: Solve for x
    x = 5,095,198,769.25/72,452.58
  6. Step 6: Final answer
    x = 70,324.60

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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.