Home / 80,648.98-111,283.39-46,188.35

Finding the Fourth Proportional to 80,648.98, 111,283.39 and 46,188.35

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Solution

The fourth proportional to 80,648.98, 111,283.39 and 46,188.35 is: 63,732.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,648.98 : 111,283.39 = 46,188.35 : x
  2. Step 2: Convert to fraction form
    80,648.98/111,283.39 = 46,188.35/x
  3. Step 3: Cross multiply
    80,648.98x = 111,283.39 × 46,188.35
  4. Step 4: Simplify right side
    80,648.98x = 5,139,995,494.62
  5. Step 5: Solve for x
    x = 5,139,995,494.62/80,648.98
  6. Step 6: Final answer
    x = 63,732.93

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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.