Home / 122,790.50-184,256.37-51,707.53

Finding the Fourth Proportional to 122,790.50, 184,256.37 and 51,707.53

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Solution

The fourth proportional to 122,790.50, 184,256.37 and 51,707.53 is: 77,591.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,790.50 : 184,256.37 = 51,707.53 : x
  2. Step 2: Convert to fraction form
    122,790.50/184,256.37 = 51,707.53/x
  3. Step 3: Cross multiply
    122,790.50x = 184,256.37 × 51,707.53
  4. Step 4: Simplify right side
    122,790.50x = 9,527,442,009.79
  5. Step 5: Solve for x
    x = 9,527,442,009.79/122,790.50
  6. Step 6: Final answer
    x = 77,591.04

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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.