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Finding the Fourth Proportional to 64,237.86, 88,652.97 and 35,943.30

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Solution

The fourth proportional to 64,237.86, 88,652.97 and 35,943.30 is: 49,604.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,237.86 : 88,652.97 = 35,943.30 : x
  2. Step 2: Convert to fraction form
    64,237.86/88,652.97 = 35,943.30/x
  3. Step 3: Cross multiply
    64,237.86x = 88,652.97 × 35,943.30
  4. Step 4: Simplify right side
    64,237.86x = 3,186,480,296.60
  5. Step 5: Solve for x
    x = 3,186,480,296.60/64,237.86
  6. Step 6: Final answer
    x = 49,604.40

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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.