Home / 89,738.60-134,597.10-37,142.60

Finding the Fourth Proportional to 89,738.60, 134,597.10 and 37,142.60

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Solution

The fourth proportional to 89,738.60, 134,597.10 and 37,142.60 is: 55,709.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,738.60 : 134,597.10 = 37,142.60 : x
  2. Step 2: Convert to fraction form
    89,738.60/134,597.10 = 37,142.60/x
  3. Step 3: Cross multiply
    89,738.60x = 134,597.10 × 37,142.60
  4. Step 4: Simplify right side
    89,738.60x = 4,999,286,246.46
  5. Step 5: Solve for x
    x = 4,999,286,246.46/89,738.60
  6. Step 6: Final answer
    x = 55,709.43

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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.