Home / 88,679.74-122,381.71-50,446.02

Finding the Fourth Proportional to 88,679.74, 122,381.71 and 50,446.02

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Solution

The fourth proportional to 88,679.74, 122,381.71 and 50,446.02 is: 69,617.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,679.74 : 122,381.71 = 50,446.02 : x
  2. Step 2: Convert to fraction form
    88,679.74/122,381.71 = 50,446.02/x
  3. Step 3: Cross multiply
    88,679.74x = 122,381.71 × 50,446.02
  4. Step 4: Simplify right side
    88,679.74x = 6,173,669,938.06
  5. Step 5: Solve for x
    x = 6,173,669,938.06/88,679.74
  6. Step 6: Final answer
    x = 69,617.60

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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.