Home / 65,135.21-97,714.52-23,039.69

Finding the Fourth Proportional to 65,135.21, 97,714.52 and 23,039.69

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Solution

The fourth proportional to 65,135.21, 97,714.52 and 23,039.69 is: 34,563.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,135.21 : 97,714.52 = 23,039.69 : x
  2. Step 2: Convert to fraction form
    65,135.21/97,714.52 = 23,039.69/x
  3. Step 3: Cross multiply
    65,135.21x = 97,714.52 × 23,039.69
  4. Step 4: Simplify right side
    65,135.21x = 2,251,312,134.10
  5. Step 5: Solve for x
    x = 2,251,312,134.10/65,135.21
  6. Step 6: Final answer
    x = 34,563.67

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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.