Home / 89,554.59-134,221.17-45,194.03

Finding the Fourth Proportional to 89,554.59, 134,221.17 and 45,194.03

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Solution

The fourth proportional to 89,554.59, 134,221.17 and 45,194.03 is: 67,735.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,554.59 : 134,221.17 = 45,194.03 : x
  2. Step 2: Convert to fraction form
    89,554.59/134,221.17 = 45,194.03/x
  3. Step 3: Cross multiply
    89,554.59x = 134,221.17 × 45,194.03
  4. Step 4: Simplify right side
    89,554.59x = 6,065,995,331.10
  5. Step 5: Solve for x
    x = 6,065,995,331.10/89,554.59
  6. Step 6: Final answer
    x = 67,735.17

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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.