Home / 113,704.63-156,909.64-62,716.27

Finding the Fourth Proportional to 113,704.63, 156,909.64 and 62,716.27

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Solution

The fourth proportional to 113,704.63, 156,909.64 and 62,716.27 is: 86,546.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,704.63 : 156,909.64 = 62,716.27 : x
  2. Step 2: Convert to fraction form
    113,704.63/156,909.64 = 62,716.27/x
  3. Step 3: Cross multiply
    113,704.63x = 156,909.64 × 62,716.27
  4. Step 4: Simplify right side
    113,704.63x = 9,840,786,901.56
  5. Step 5: Solve for x
    x = 9,840,786,901.56/113,704.63
  6. Step 6: Final answer
    x = 86,546.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.