Home / 89,673.36-134,529.84-27,348.72

Finding the Fourth Proportional to 89,673.36, 134,529.84 and 27,348.72

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Solution

The fourth proportional to 89,673.36, 134,529.84 and 27,348.72 is: 41,029.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,673.36 : 134,529.84 = 27,348.72 : x
  2. Step 2: Convert to fraction form
    89,673.36/134,529.84 = 27,348.72/x
  3. Step 3: Cross multiply
    89,673.36x = 134,529.84 × 27,348.72
  4. Step 4: Simplify right side
    89,673.36x = 3,679,218,925.80
  5. Step 5: Solve for x
    x = 3,679,218,925.80/89,673.36
  6. Step 6: Final answer
    x = 41,029.12

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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.