Home / 166,211.15-249,229.23-113,635.67

Finding the Fourth Proportional to 166,211.15, 249,229.23 and 113,635.67

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Solution

The fourth proportional to 166,211.15, 249,229.23 and 113,635.67 is: 170,393.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,211.15 : 249,229.23 = 113,635.67 : x
  2. Step 2: Convert to fraction form
    166,211.15/249,229.23 = 113,635.67/x
  3. Step 3: Cross multiply
    166,211.15x = 249,229.23 × 113,635.67
  4. Step 4: Simplify right side
    166,211.15x = 28,321,329,288.49
  5. Step 5: Solve for x
    x = 28,321,329,288.49/166,211.15
  6. Step 6: Final answer
    x = 170,393.68

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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.