Home / 63,989.48-95,906.40-45,274.92

Finding the Fourth Proportional to 63,989.48, 95,906.40 and 45,274.92

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Solution

The fourth proportional to 63,989.48, 95,906.40 and 45,274.92 is: 67,857.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,989.48 : 95,906.40 = 45,274.92 : x
  2. Step 2: Convert to fraction form
    63,989.48/95,906.40 = 45,274.92/x
  3. Step 3: Cross multiply
    63,989.48x = 95,906.40 × 45,274.92
  4. Step 4: Simplify right side
    63,989.48x = 4,342,154,058.06
  5. Step 5: Solve for x
    x = 4,342,154,058.06/63,989.48
  6. Step 6: Final answer
    x = 67,857.31

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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.