Home / 110,856.76-166,169.04-51,643.60

Finding the Fourth Proportional to 110,856.76, 166,169.04 and 51,643.60

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Solution

The fourth proportional to 110,856.76, 166,169.04 and 51,643.60 is: 77,411.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,856.76 : 166,169.04 = 51,643.60 : x
  2. Step 2: Convert to fraction form
    110,856.76/166,169.04 = 51,643.60/x
  3. Step 3: Cross multiply
    110,856.76x = 166,169.04 × 51,643.60
  4. Step 4: Simplify right side
    110,856.76x = 8,581,567,434.14
  5. Step 5: Solve for x
    x = 8,581,567,434.14/110,856.76
  6. Step 6: Final answer
    x = 77,411.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.