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Finding the Fourth Proportional to 64,227.79, 88,634.46 and 35,933.50

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Solution

The fourth proportional to 64,227.79, 88,634.46 and 35,933.50 is: 49,588.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,227.79 : 88,634.46 = 35,933.50 : x
  2. Step 2: Convert to fraction form
    64,227.79/88,634.46 = 35,933.50/x
  3. Step 3: Cross multiply
    64,227.79x = 88,634.46 × 35,933.50
  4. Step 4: Simplify right side
    64,227.79x = 3,184,946,368.41
  5. Step 5: Solve for x
    x = 3,184,946,368.41/64,227.79
  6. Step 6: Final answer
    x = 49,588.29

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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.