Home / 110,869.38-166,285.85-31,962.42

Finding the Fourth Proportional to 110,869.38, 166,285.85 and 31,962.42

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Solution

The fourth proportional to 110,869.38, 166,285.85 and 31,962.42 is: 47,938.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,869.38 : 166,285.85 = 31,962.42 : x
  2. Step 2: Convert to fraction form
    110,869.38/166,285.85 = 31,962.42/x
  3. Step 3: Cross multiply
    110,869.38x = 166,285.85 × 31,962.42
  4. Step 4: Simplify right side
    110,869.38x = 5,314,898,017.94
  5. Step 5: Solve for x
    x = 5,314,898,017.94/110,869.38
  6. Step 6: Final answer
    x = 47,938.38

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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.