Home / 89,459.20-134,137.77-36,805.96

Finding the Fourth Proportional to 89,459.20, 134,137.77 and 36,805.96

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Solution

The fourth proportional to 89,459.20, 134,137.77 and 36,805.96 is: 55,187.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,459.20 : 134,137.77 = 36,805.96 : x
  2. Step 2: Convert to fraction form
    89,459.20/134,137.77 = 36,805.96/x
  3. Step 3: Cross multiply
    89,459.20x = 134,137.77 × 36,805.96
  4. Step 4: Simplify right side
    89,459.20x = 4,937,069,397.11
  5. Step 5: Solve for x
    x = 4,937,069,397.11/89,459.20
  6. Step 6: Final answer
    x = 55,187.94

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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.