Home / 89,958.27-134,929.58-36,655.87

Finding the Fourth Proportional to 89,958.27, 134,929.58 and 36,655.87

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Solution

The fourth proportional to 89,958.27, 134,929.58 and 36,655.87 is: 54,980.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,958.27 : 134,929.58 = 36,655.87 : x
  2. Step 2: Convert to fraction form
    89,958.27/134,929.58 = 36,655.87/x
  3. Step 3: Cross multiply
    89,958.27x = 134,929.58 × 36,655.87
  4. Step 4: Simplify right side
    89,958.27x = 4,945,961,143.63
  5. Step 5: Solve for x
    x = 4,945,961,143.63/89,958.27
  6. Step 6: Final answer
    x = 54,980.62

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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.