Home / 110,405.32-165,610.70-40,284.62

Finding the Fourth Proportional to 110,405.32, 165,610.70 and 40,284.62

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Solution

The fourth proportional to 110,405.32, 165,610.70 and 40,284.62 is: 60,427.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,405.32 : 165,610.70 = 40,284.62 : x
  2. Step 2: Convert to fraction form
    110,405.32/165,610.70 = 40,284.62/x
  3. Step 3: Cross multiply
    110,405.32x = 165,610.70 × 40,284.62
  4. Step 4: Simplify right side
    110,405.32x = 6,671,564,117.43
  5. Step 5: Solve for x
    x = 6,671,564,117.43/110,405.32
  6. Step 6: Final answer
    x = 60,427.92

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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.