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Finding the Fourth Proportional to 80,297.69, 110,807.87 and 46,307.61

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Solution

The fourth proportional to 80,297.69, 110,807.87 and 46,307.61 is: 63,902.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,297.69 : 110,807.87 = 46,307.61 : x
  2. Step 2: Convert to fraction form
    80,297.69/110,807.87 = 46,307.61/x
  3. Step 3: Cross multiply
    80,297.69x = 110,807.87 × 46,307.61
  4. Step 4: Simplify right side
    80,297.69x = 5,131,247,397.35
  5. Step 5: Solve for x
    x = 5,131,247,397.35/80,297.69
  6. Step 6: Final answer
    x = 63,902.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.