Home / 166,550.10-249,161.22-144,621.78

Finding the Fourth Proportional to 166,550.10, 249,161.22 and 144,621.78

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Solution

The fourth proportional to 166,550.10, 249,161.22 and 144,621.78 is: 216,356.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,550.10 : 249,161.22 = 144,621.78 : x
  2. Step 2: Convert to fraction form
    166,550.10/249,161.22 = 144,621.78/x
  3. Step 3: Cross multiply
    166,550.10x = 249,161.22 × 144,621.78
  4. Step 4: Simplify right side
    166,550.10x = 36,034,139,143.37
  5. Step 5: Solve for x
    x = 36,034,139,143.37/166,550.10
  6. Step 6: Final answer
    x = 216,356.15

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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.