Home / 97,757.67-146,639.05-31,197.71

Finding the Fourth Proportional to 97,757.67, 146,639.05 and 31,197.71

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Solution

The fourth proportional to 97,757.67, 146,639.05 and 31,197.71 is: 46,797.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,757.67 : 146,639.05 = 31,197.71 : x
  2. Step 2: Convert to fraction form
    97,757.67/146,639.05 = 31,197.71/x
  3. Step 3: Cross multiply
    97,757.67x = 146,639.05 × 31,197.71
  4. Step 4: Simplify right side
    97,757.67x = 4,574,802,556.58
  5. Step 5: Solve for x
    x = 4,574,802,556.58/97,757.67
  6. Step 6: Final answer
    x = 46,797.38

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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.