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Finding the Fourth Proportional to 64,224.31, 88,627.11 and 35,929.99

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Solution

The fourth proportional to 64,224.31, 88,627.11 and 35,929.99 is: 49,582.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,224.31 : 88,627.11 = 35,929.99 : x
  2. Step 2: Convert to fraction form
    64,224.31/88,627.11 = 35,929.99/x
  3. Step 3: Cross multiply
    64,224.31x = 88,627.11 × 35,929.99
  4. Step 4: Simplify right side
    64,224.31x = 3,184,371,176.03
  5. Step 5: Solve for x
    x = 3,184,371,176.03/64,224.31
  6. Step 6: Final answer
    x = 49,582.02

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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.