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Finding the Fourth Proportional to 64,572.51, 96,851.46 and 22,445.49

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Solution

The fourth proportional to 64,572.51, 96,851.46 and 22,445.49 is: 33,665.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,572.51 : 96,851.46 = 22,445.49 : x
  2. Step 2: Convert to fraction form
    64,572.51/96,851.46 = 22,445.49/x
  3. Step 3: Cross multiply
    64,572.51x = 96,851.46 × 22,445.49
  4. Step 4: Simplify right side
    64,572.51x = 2,173,878,476.92
  5. Step 5: Solve for x
    x = 2,173,878,476.92/64,572.51
  6. Step 6: Final answer
    x = 33,665.70

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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.