Home / 122,977.06-184,472.26-38,743.86

Finding the Fourth Proportional to 122,977.06, 184,472.26 and 38,743.86

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Solution

The fourth proportional to 122,977.06, 184,472.26 and 38,743.86 is: 58,117.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,977.06 : 184,472.26 = 38,743.86 : x
  2. Step 2: Convert to fraction form
    122,977.06/184,472.26 = 38,743.86/x
  3. Step 3: Cross multiply
    122,977.06x = 184,472.26 × 38,743.86
  4. Step 4: Simplify right side
    122,977.06x = 7,147,167,415.32
  5. Step 5: Solve for x
    x = 7,147,167,415.32/122,977.06
  6. Step 6: Final answer
    x = 58,117.89

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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.