Home / 73,330.14-109,895.70-31,157.34

Finding the Fourth Proportional to 73,330.14, 109,895.70 and 31,157.34

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Solution

The fourth proportional to 73,330.14, 109,895.70 and 31,157.34 is: 46,693.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,330.14 : 109,895.70 = 31,157.34 : x
  2. Step 2: Convert to fraction form
    73,330.14/109,895.70 = 31,157.34/x
  3. Step 3: Cross multiply
    73,330.14x = 109,895.70 × 31,157.34
  4. Step 4: Simplify right side
    73,330.14x = 3,424,057,689.44
  5. Step 5: Solve for x
    x = 3,424,057,689.44/73,330.14
  6. Step 6: Final answer
    x = 46,693.73

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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.