Home / 110,961.72-153,116.19-63,212.22

Finding the Fourth Proportional to 110,961.72, 153,116.19 and 63,212.22

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Solution

The fourth proportional to 110,961.72, 153,116.19 and 63,212.22 is: 87,226.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,961.72 : 153,116.19 = 63,212.22 : x
  2. Step 2: Convert to fraction form
    110,961.72/153,116.19 = 63,212.22/x
  3. Step 3: Cross multiply
    110,961.72x = 153,116.19 × 63,212.22
  4. Step 4: Simplify right side
    110,961.72x = 9,678,814,287.84
  5. Step 5: Solve for x
    x = 9,678,814,287.84/110,961.72
  6. Step 6: Final answer
    x = 87,226.61

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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.