Home / 91,946.60-137,936.10-32,816.60

Finding the Fourth Proportional to 91,946.60, 137,936.10 and 32,816.60

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Solution

The fourth proportional to 91,946.60, 137,936.10 and 32,816.60 is: 49,230.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,946.60 : 137,936.10 = 32,816.60 : x
  2. Step 2: Convert to fraction form
    91,946.60/137,936.10 = 32,816.60/x
  3. Step 3: Cross multiply
    91,946.60x = 137,936.10 × 32,816.60
  4. Step 4: Simplify right side
    91,946.60x = 4,526,593,819.26
  5. Step 5: Solve for x
    x = 4,526,593,819.26/91,946.60
  6. Step 6: Final answer
    x = 49,230.68

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1.5x scale

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.