Home / 113,119.08-156,106.27-62,133.96

Finding the Fourth Proportional to 113,119.08, 156,106.27 and 62,133.96

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Solution

The fourth proportional to 113,119.08, 156,106.27 and 62,133.96 is: 85,745.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,119.08 : 156,106.27 = 62,133.96 : x
  2. Step 2: Convert to fraction form
    113,119.08/156,106.27 = 62,133.96/x
  3. Step 3: Cross multiply
    113,119.08x = 156,106.27 × 62,133.96
  4. Step 4: Simplify right side
    113,119.08x = 9,699,500,735.93
  5. Step 5: Solve for x
    x = 9,699,500,735.93/113,119.08
  6. Step 6: Final answer
    x = 85,745.93

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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.