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Finding the Fourth Proportional to 64,023.49, 88,351.90 and 37,168.49

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Solution

The fourth proportional to 64,023.49, 88,351.90 and 37,168.49 is: 51,292.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,023.49 : 88,351.90 = 37,168.49 : x
  2. Step 2: Convert to fraction form
    64,023.49/88,351.90 = 37,168.49/x
  3. Step 3: Cross multiply
    64,023.49x = 88,351.90 × 37,168.49
  4. Step 4: Simplify right side
    64,023.49x = 3,283,906,711.63
  5. Step 5: Solve for x
    x = 3,283,906,711.63/64,023.49
  6. Step 6: Final answer
    x = 51,292.22

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1.5x scale

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.