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Finding the Fourth Proportional to 110,515.75, 152,511.74 and 60,214.75

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Solution

The fourth proportional to 110,515.75, 152,511.74 and 60,214.75 is: 83,096.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,515.75 : 152,511.74 = 60,214.75 : x
  2. Step 2: Convert to fraction form
    110,515.75/152,511.74 = 60,214.75/x
  3. Step 3: Cross multiply
    110,515.75x = 152,511.74 × 60,214.75
  4. Step 4: Simplify right side
    110,515.75x = 9,183,455,995.09
  5. Step 5: Solve for x
    x = 9,183,455,995.09/110,515.75
  6. Step 6: Final answer
    x = 83,096.36

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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.