Home / 110,683.95-166,008.11-31,780.23

Finding the Fourth Proportional to 110,683.95, 166,008.11 and 31,780.23

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Solution

The fourth proportional to 110,683.95, 166,008.11 and 31,780.23 is: 47,665.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,683.95 : 166,008.11 = 31,780.23 : x
  2. Step 2: Convert to fraction form
    110,683.95/166,008.11 = 31,780.23/x
  3. Step 3: Cross multiply
    110,683.95x = 166,008.11 × 31,780.23
  4. Step 4: Simplify right side
    110,683.95x = 5,275,775,758.76
  5. Step 5: Solve for x
    x = 5,275,775,758.76/110,683.95
  6. Step 6: Final answer
    x = 47,665.23

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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.