Home / 75,397.74-113,063.39-35,428.10

Finding the Fourth Proportional to 75,397.74, 113,063.39 and 35,428.10

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Solution

The fourth proportional to 75,397.74, 113,063.39 and 35,428.10 is: 53,126.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,397.74 : 113,063.39 = 35,428.10 : x
  2. Step 2: Convert to fraction form
    75,397.74/113,063.39 = 35,428.10/x
  3. Step 3: Cross multiply
    75,397.74x = 113,063.39 × 35,428.10
  4. Step 4: Simplify right side
    75,397.74x = 4,005,621,087.26
  5. Step 5: Solve for x
    x = 4,005,621,087.26/75,397.74
  6. Step 6: Final answer
    x = 53,126.54

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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.