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Finding the Fourth Proportional to 64,154.50, 88,529.60 and 35,472.49

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Solution

The fourth proportional to 64,154.50, 88,529.60 and 35,472.49 is: 48,950.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,154.50 : 88,529.60 = 35,472.49 : x
  2. Step 2: Convert to fraction form
    64,154.50/88,529.60 = 35,472.49/x
  3. Step 3: Cross multiply
    64,154.50x = 88,529.60 × 35,472.49
  4. Step 4: Simplify right side
    64,154.50x = 3,140,365,218.06
  5. Step 5: Solve for x
    x = 3,140,365,218.06/64,154.50
  6. Step 6: Final answer
    x = 48,950.04

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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.