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Finding the Fourth Proportional to 88,958.94, 122,762.24 and 48,672.12

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Solution

The fourth proportional to 88,958.94, 122,762.24 and 48,672.12 is: 67,166.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,958.94 : 122,762.24 = 48,672.12 : x
  2. Step 2: Convert to fraction form
    88,958.94/122,762.24 = 48,672.12/x
  3. Step 3: Cross multiply
    88,958.94x = 122,762.24 × 48,672.12
  4. Step 4: Simplify right side
    88,958.94x = 5,975,098,415.91
  5. Step 5: Solve for x
    x = 5,975,098,415.91/88,958.94
  6. Step 6: Final answer
    x = 67,166.93

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1.5x scale

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.