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Finding the Fourth Proportional to 61,456.92, 84,816.90 and 37,599.46

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Solution

The fourth proportional to 61,456.92, 84,816.90 and 37,599.46 is: 51,891.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,456.92 : 84,816.90 = 37,599.46 : x
  2. Step 2: Convert to fraction form
    61,456.92/84,816.90 = 37,599.46/x
  3. Step 3: Cross multiply
    61,456.92x = 84,816.90 × 37,599.46
  4. Step 4: Simplify right side
    61,456.92x = 3,189,069,638.87
  5. Step 5: Solve for x
    x = 3,189,069,638.87/61,456.92
  6. Step 6: Final answer
    x = 51,891.14

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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.