Home / 89,939.56-134,885.83-26,742.66

Finding the Fourth Proportional to 89,939.56, 134,885.83 and 26,742.66

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Solution

The fourth proportional to 89,939.56, 134,885.83 and 26,742.66 is: 40,107.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,939.56 : 134,885.83 = 26,742.66 : x
  2. Step 2: Convert to fraction form
    89,939.56/134,885.83 = 26,742.66/x
  3. Step 3: Cross multiply
    89,939.56x = 134,885.83 × 26,742.66
  4. Step 4: Simplify right side
    89,939.56x = 3,607,205,890.51
  5. Step 5: Solve for x
    x = 3,607,205,890.51/89,939.56
  6. Step 6: Final answer
    x = 40,107.00

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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.