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Finding the Fourth Proportional to 88,892.39, 122,695.70 and 50,672.07

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Solution

The fourth proportional to 88,892.39, 122,695.70 and 50,672.07 is: 69,941.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,892.39 : 122,695.70 = 50,672.07 : x
  2. Step 2: Convert to fraction form
    88,892.39/122,695.70 = 50,672.07/x
  3. Step 3: Cross multiply
    88,892.39x = 122,695.70 × 50,672.07
  4. Step 4: Simplify right side
    88,892.39x = 6,217,244,845.74
  5. Step 5: Solve for x
    x = 6,217,244,845.74/88,892.39
  6. Step 6: Final answer
    x = 69,941.25

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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.