Home / 166,076.20-249,138.60-53,737.30

Finding the Fourth Proportional to 166,076.20, 249,138.60 and 53,737.30

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Solution

The fourth proportional to 166,076.20, 249,138.60 and 53,737.30 is: 80,613.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,076.20 : 249,138.60 = 53,737.30 : x
  2. Step 2: Convert to fraction form
    166,076.20/249,138.60 = 53,737.30/x
  3. Step 3: Cross multiply
    166,076.20x = 249,138.60 × 53,737.30
  4. Step 4: Simplify right side
    166,076.20x = 13,388,035,689.78
  5. Step 5: Solve for x
    x = 13,388,035,689.78/166,076.20
  6. Step 6: Final answer
    x = 80,613.81

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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.