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Finding the Fourth Proportional to 59,644.44, 89,470.44 and 19,666.08

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Solution

The fourth proportional to 59,644.44, 89,470.44 and 19,666.08 is: 29,500.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,644.44 : 89,470.44 = 19,666.08 : x
  2. Step 2: Convert to fraction form
    59,644.44/89,470.44 = 19,666.08/x
  3. Step 3: Cross multiply
    59,644.44x = 89,470.44 × 19,666.08
  4. Step 4: Simplify right side
    59,644.44x = 1,759,532,830.68
  5. Step 5: Solve for x
    x = 1,759,532,830.68/59,644.44
  6. Step 6: Final answer
    x = 29,500.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.