Home / 110,961.48-153,115.84-63,211.98

Finding the Fourth Proportional to 110,961.48, 153,115.84 and 63,211.98

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Solution

The fourth proportional to 110,961.48, 153,115.84 and 63,211.98 is: 87,226.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,961.48 : 153,115.84 = 63,211.98 : x
  2. Step 2: Convert to fraction form
    110,961.48/153,115.84 = 63,211.98/x
  3. Step 3: Cross multiply
    110,961.48x = 153,115.84 × 63,211.98
  4. Step 4: Simplify right side
    110,961.48x = 9,678,755,415.76
  5. Step 5: Solve for x
    x = 9,678,755,415.76/110,961.48
  6. Step 6: Final answer
    x = 87,226.26

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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.