Home / 110,660.68-166,028.82-47,478.16

Finding the Fourth Proportional to 110,660.68, 166,028.82 and 47,478.16

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Solution

The fourth proportional to 110,660.68, 166,028.82 and 47,478.16 is: 71,233.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,660.68 : 166,028.82 = 47,478.16 : x
  2. Step 2: Convert to fraction form
    110,660.68/166,028.82 = 47,478.16/x
  3. Step 3: Cross multiply
    110,660.68x = 166,028.82 × 47,478.16
  4. Step 4: Simplify right side
    110,660.68x = 7,882,742,880.57
  5. Step 5: Solve for x
    x = 7,882,742,880.57/110,660.68
  6. Step 6: Final answer
    x = 71,233.46

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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.