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Finding the Fourth Proportional to 75,097.88, 112,685.64 and 33,007.51

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Solution

The fourth proportional to 75,097.88, 112,685.64 and 33,007.51 is: 49,528.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,097.88 : 112,685.64 = 33,007.51 : x
  2. Step 2: Convert to fraction form
    75,097.88/112,685.64 = 33,007.51/x
  3. Step 3: Cross multiply
    75,097.88x = 112,685.64 × 33,007.51
  4. Step 4: Simplify right side
    75,097.88x = 3,719,472,389.16
  5. Step 5: Solve for x
    x = 3,719,472,389.16/75,097.88
  6. Step 6: Final answer
    x = 49,528.33

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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.