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Finding the Fourth Proportional to 60,775.68, 91,175.04 and 19,224.96

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Solution

The fourth proportional to 60,775.68, 91,175.04 and 19,224.96 is: 28,841.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,775.68 : 91,175.04 = 19,224.96 : x
  2. Step 2: Convert to fraction form
    60,775.68/91,175.04 = 19,224.96/x
  3. Step 3: Cross multiply
    60,775.68x = 91,175.04 × 19,224.96
  4. Step 4: Simplify right side
    60,775.68x = 1,752,836,497.00
  5. Step 5: Solve for x
    x = 1,752,836,497.00/60,775.68
  6. Step 6: Final answer
    x = 28,841.08

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1.5x scale

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.