Home / 115,071.03-158,797.87-67,333.58

Finding the Fourth Proportional to 115,071.03, 158,797.87 and 67,333.58

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Solution

The fourth proportional to 115,071.03, 158,797.87 and 67,333.58 is: 92,920.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,071.03 : 158,797.87 = 67,333.58 : x
  2. Step 2: Convert to fraction form
    115,071.03/158,797.87 = 67,333.58/x
  3. Step 3: Cross multiply
    115,071.03x = 158,797.87 × 67,333.58
  4. Step 4: Simplify right side
    115,071.03x = 10,692,428,716.64
  5. Step 5: Solve for x
    x = 10,692,428,716.64/115,071.03
  6. Step 6: Final answer
    x = 92,920.25

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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.