Home / 155,648.42-233,472.67-120,161.54

Finding the Fourth Proportional to 155,648.42, 233,472.67 and 120,161.54

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Solution

The fourth proportional to 155,648.42, 233,472.67 and 120,161.54 is: 180,242.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,648.42 : 233,472.67 = 120,161.54 : x
  2. Step 2: Convert to fraction form
    155,648.42/233,472.67 = 120,161.54/x
  3. Step 3: Cross multiply
    155,648.42x = 233,472.67 × 120,161.54
  4. Step 4: Simplify right side
    155,648.42x = 28,054,436,665.27
  5. Step 5: Solve for x
    x = 28,054,436,665.27/155,648.42
  6. Step 6: Final answer
    x = 180,242.35

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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.