Home / 157,935.21-236,867.94-45,591.03

Finding the Fourth Proportional to 157,935.21, 236,867.94 and 45,591.03

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Solution

The fourth proportional to 157,935.21, 236,867.94 and 45,591.03 is: 68,376.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,935.21 : 236,867.94 = 45,591.03 : x
  2. Step 2: Convert to fraction form
    157,935.21/236,867.94 = 45,591.03/x
  3. Step 3: Cross multiply
    157,935.21x = 236,867.94 × 45,591.03
  4. Step 4: Simplify right side
    157,935.21x = 10,799,053,358.58
  5. Step 5: Solve for x
    x = 10,799,053,358.58/157,935.21
  6. Step 6: Final answer
    x = 68,376.48

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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.