Home / 89,724.49-134,586.95-84,244.03

Finding the Fourth Proportional to 89,724.49, 134,586.95 and 84,244.03

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Solution

The fourth proportional to 89,724.49, 134,586.95 and 84,244.03 is: 126,366.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,724.49 : 134,586.95 = 84,244.03 : x
  2. Step 2: Convert to fraction form
    89,724.49/134,586.95 = 84,244.03/x
  3. Step 3: Cross multiply
    89,724.49x = 134,586.95 × 84,244.03
  4. Step 4: Simplify right side
    89,724.49x = 11,338,146,295.72
  5. Step 5: Solve for x
    x = 11,338,146,295.72/89,724.49
  6. Step 6: Final answer
    x = 126,366.24

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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.