Home / 97,660.60-146,471.70-31,996.60

Finding the Fourth Proportional to 97,660.60, 146,471.70 and 31,996.60

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Solution

The fourth proportional to 97,660.60, 146,471.70 and 31,996.60 is: 47,988.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,660.60 : 146,471.70 = 31,996.60 : x
  2. Step 2: Convert to fraction form
    97,660.60/146,471.70 = 31,996.60/x
  3. Step 3: Cross multiply
    97,660.60x = 146,471.70 × 31,996.60
  4. Step 4: Simplify right side
    97,660.60x = 4,686,596,396.22
  5. Step 5: Solve for x
    x = 4,686,596,396.22/97,660.60
  6. Step 6: Final answer
    x = 47,988.61

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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.