Home / 80,017.55-120,119.08-46,761.48

Finding the Fourth Proportional to 80,017.55, 120,119.08 and 46,761.48

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Solution

The fourth proportional to 80,017.55, 120,119.08 and 46,761.48 is: 70,196.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,017.55 : 120,119.08 = 46,761.48 : x
  2. Step 2: Convert to fraction form
    80,017.55/120,119.08 = 46,761.48/x
  3. Step 3: Cross multiply
    80,017.55x = 120,119.08 × 46,761.48
  4. Step 4: Simplify right side
    80,017.55x = 5,616,945,458.46
  5. Step 5: Solve for x
    x = 5,616,945,458.46/80,017.55
  6. Step 6: Final answer
    x = 70,196.42

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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.