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Finding the Fourth Proportional to 56,388.62, 84,582.78 and 25,202.00

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Solution

The fourth proportional to 56,388.62, 84,582.78 and 25,202.00 is: 37,802.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,388.62 : 84,582.78 = 25,202.00 : x
  2. Step 2: Convert to fraction form
    56,388.62/84,582.78 = 25,202.00/x
  3. Step 3: Cross multiply
    56,388.62x = 84,582.78 × 25,202.00
  4. Step 4: Simplify right side
    56,388.62x = 2,131,655,433.02
  5. Step 5: Solve for x
    x = 2,131,655,433.02/56,388.62
  6. Step 6: Final answer
    x = 37,802.94

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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.