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Finding the Fourth Proportional to 100,552.47, 150,892.29 and 56,208.35

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Solution

The fourth proportional to 100,552.47, 150,892.29 and 56,208.35 is: 84,348.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,552.47 : 150,892.29 = 56,208.35 : x
  2. Step 2: Convert to fraction form
    100,552.47/150,892.29 = 56,208.35/x
  3. Step 3: Cross multiply
    100,552.47x = 150,892.29 × 56,208.35
  4. Step 4: Simplify right side
    100,552.47x = 8,481,405,894.16
  5. Step 5: Solve for x
    x = 8,481,405,894.16/100,552.47
  6. Step 6: Final answer
    x = 84,348.06

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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.