Home / 89,774.36-134,661.32-26,599.40

Finding the Fourth Proportional to 89,774.36, 134,661.32 and 26,599.40

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Solution

The fourth proportional to 89,774.36, 134,661.32 and 26,599.40 is: 39,899.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,774.36 : 134,661.32 = 26,599.40 : x
  2. Step 2: Convert to fraction form
    89,774.36/134,661.32 = 26,599.40/x
  3. Step 3: Cross multiply
    89,774.36x = 134,661.32 × 26,599.40
  4. Step 4: Simplify right side
    89,774.36x = 3,581,910,182.21
  5. Step 5: Solve for x
    x = 3,581,910,182.21/89,774.36
  6. Step 6: Final answer
    x = 39,899.03

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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.