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Finding the Fourth Proportional to 73,167.34, 109,739.57 and 23,240.87

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Solution

The fourth proportional to 73,167.34, 109,739.57 and 23,240.87 is: 34,857.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,167.34 : 109,739.57 = 23,240.87 : x
  2. Step 2: Convert to fraction form
    73,167.34/109,739.57 = 23,240.87/x
  3. Step 3: Cross multiply
    73,167.34x = 109,739.57 × 23,240.87
  4. Step 4: Simplify right side
    73,167.34x = 2,550,443,080.23
  5. Step 5: Solve for x
    x = 2,550,443,080.23/73,167.34
  6. Step 6: Final answer
    x = 34,857.67

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1.5x scale

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.