Home / 180,277.83-270,342.93-80,369.69

Finding the Fourth Proportional to 180,277.83, 270,342.93 and 80,369.69

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Solution

The fourth proportional to 180,277.83, 270,342.93 and 80,369.69 is: 120,521.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,277.83 : 270,342.93 = 80,369.69 : x
  2. Step 2: Convert to fraction form
    180,277.83/270,342.93 = 80,369.69/x
  3. Step 3: Cross multiply
    180,277.83x = 270,342.93 × 80,369.69
  4. Step 4: Simplify right side
    180,277.83x = 21,727,376,658.66
  5. Step 5: Solve for x
    x = 21,727,376,658.66/180,277.83
  6. Step 6: Final answer
    x = 120,521.62

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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.