Home / 89,724.69-134,587.23-84,244.23

Finding the Fourth Proportional to 89,724.69, 134,587.23 and 84,244.23

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Solution

The fourth proportional to 89,724.69, 134,587.23 and 84,244.23 is: 126,366.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,724.69 : 134,587.23 = 84,244.23 : x
  2. Step 2: Convert to fraction form
    89,724.69/134,587.23 = 84,244.23/x
  3. Step 3: Cross multiply
    89,724.69x = 134,587.23 × 84,244.23
  4. Step 4: Simplify right side
    89,724.69x = 11,338,197,559.18
  5. Step 5: Solve for x
    x = 11,338,197,559.18/89,724.69
  6. Step 6: Final answer
    x = 126,366.53

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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.