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Finding the Fourth Proportional to 60,456.99, 83,481.01 and 50,437.96

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Solution

The fourth proportional to 60,456.99, 83,481.01 and 50,437.96 is: 69,646.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,456.99 : 83,481.01 = 50,437.96 : x
  2. Step 2: Convert to fraction form
    60,456.99/83,481.01 = 50,437.96/x
  3. Step 3: Cross multiply
    60,456.99x = 83,481.01 × 50,437.96
  4. Step 4: Simplify right side
    60,456.99x = 4,210,611,508.34
  5. Step 5: Solve for x
    x = 4,210,611,508.34/60,456.99
  6. Step 6: Final answer
    x = 69,646.40

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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.