Home / 88,650.42-122,274.96-52,812.78

Finding the Fourth Proportional to 88,650.42, 122,274.96 and 52,812.78

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Solution

The fourth proportional to 88,650.42, 122,274.96 and 52,812.78 is: 72,844.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,650.42 : 122,274.96 = 52,812.78 : x
  2. Step 2: Convert to fraction form
    88,650.42/122,274.96 = 52,812.78/x
  3. Step 3: Cross multiply
    88,650.42x = 122,274.96 × 52,812.78
  4. Step 4: Simplify right side
    88,650.42x = 6,457,680,561.99
  5. Step 5: Solve for x
    x = 6,457,680,561.99/88,650.42
  6. Step 6: Final answer
    x = 72,844.33

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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.