Home / 110,680.36-152,738.58-60,379

Finding the Fourth Proportional to 110,680.36, 152,738.58 and 60,379

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Solution

The fourth proportional to 110,680.36, 152,738.58 and 60,379 is: 83,322.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,680.36 : 152,738.58 = 60,379 : x
  2. Step 2: Convert to fraction form
    110,680.36/152,738.58 = 60,379/x
  3. Step 3: Cross multiply
    110,680.36x = 152,738.58 × 60,379
  4. Step 4: Simplify right side
    110,680.36x = 9,222,202,721.82
  5. Step 5: Solve for x
    x = 9,222,202,721.82/110,680.36
  6. Step 6: Final answer
    x = 83,322.85

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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.