Home / 89,135.64-133,674.29-41,736.06

Finding the Fourth Proportional to 89,135.64, 133,674.29 and 41,736.06

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Solution

The fourth proportional to 89,135.64, 133,674.29 and 41,736.06 is: 62,590.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,135.64 : 133,674.29 = 41,736.06 : x
  2. Step 2: Convert to fraction form
    89,135.64/133,674.29 = 41,736.06/x
  3. Step 3: Cross multiply
    89,135.64x = 133,674.29 × 41,736.06
  4. Step 4: Simplify right side
    89,135.64x = 5,579,037,979.22
  5. Step 5: Solve for x
    x = 5,579,037,979.22/89,135.64
  6. Step 6: Final answer
    x = 62,590.43

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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.