Home / 166,224.45-249,358.21-76,245.47

Finding the Fourth Proportional to 166,224.45, 249,358.21 and 76,245.47

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Solution

The fourth proportional to 166,224.45, 249,358.21 and 76,245.47 is: 114,378.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,224.45 : 249,358.21 = 76,245.47 : x
  2. Step 2: Convert to fraction form
    166,224.45/249,358.21 = 76,245.47/x
  3. Step 3: Cross multiply
    166,224.45x = 249,358.21 × 76,245.47
  4. Step 4: Simplify right side
    166,224.45x = 19,012,432,482.40
  5. Step 5: Solve for x
    x = 19,012,432,482.40/166,224.45
  6. Step 6: Final answer
    x = 114,378.07

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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.