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Finding the Fourth Proportional to 64,433.91, 96,627.71 and 22,302.57

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Solution

The fourth proportional to 64,433.91, 96,627.71 and 22,302.57 is: 33,445.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,433.91 : 96,627.71 = 22,302.57 : x
  2. Step 2: Convert to fraction form
    64,433.91/96,627.71 = 22,302.57/x
  3. Step 3: Cross multiply
    64,433.91x = 96,627.71 × 22,302.57
  4. Step 4: Simplify right side
    64,433.91x = 2,155,046,266.21
  5. Step 5: Solve for x
    x = 2,155,046,266.21/64,433.91
  6. Step 6: Final answer
    x = 33,445.84

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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.