Home / 92,639.27-138,946.60-26,084.59

Finding the Fourth Proportional to 92,639.27, 138,946.60 and 26,084.59

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Solution

The fourth proportional to 92,639.27, 138,946.60 and 26,084.59 is: 39,123.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,639.27 : 138,946.60 = 26,084.59 : x
  2. Step 2: Convert to fraction form
    92,639.27/138,946.60 = 26,084.59/x
  3. Step 3: Cross multiply
    92,639.27x = 138,946.60 × 26,084.59
  4. Step 4: Simplify right side
    92,639.27x = 3,624,364,912.51
  5. Step 5: Solve for x
    x = 3,624,364,912.51/92,639.27
  6. Step 6: Final answer
    x = 39,123.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.