Home / 80,648.97-111,283.40-46,188.35

Finding the Fourth Proportional to 80,648.97, 111,283.40 and 46,188.35

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Solution

The fourth proportional to 80,648.97, 111,283.40 and 46,188.35 is: 63,732.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,648.97 : 111,283.40 = 46,188.35 : x
  2. Step 2: Convert to fraction form
    80,648.97/111,283.40 = 46,188.35/x
  3. Step 3: Cross multiply
    80,648.97x = 111,283.40 × 46,188.35
  4. Step 4: Simplify right side
    80,648.97x = 5,139,995,841.03
  5. Step 5: Solve for x
    x = 5,139,995,841.03/80,648.97
  6. Step 6: Final answer
    x = 63,732.94

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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.