Home / 89,921.70-134,853.35-29,934.07

Finding the Fourth Proportional to 89,921.70, 134,853.35 and 29,934.07

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Solution

The fourth proportional to 89,921.70, 134,853.35 and 29,934.07 is: 44,891.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,921.70 : 134,853.35 = 29,934.07 : x
  2. Step 2: Convert to fraction form
    89,921.70/134,853.35 = 29,934.07/x
  3. Step 3: Cross multiply
    89,921.70x = 134,853.35 × 29,934.07
  4. Step 4: Simplify right side
    89,921.70x = 4,036,709,194.76
  5. Step 5: Solve for x
    x = 4,036,709,194.76/89,921.70
  6. Step 6: Final answer
    x = 44,891.38

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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.