Home / 122,582.75-184,150.92-72,695.57

Finding the Fourth Proportional to 122,582.75, 184,150.92 and 72,695.57

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Solution

The fourth proportional to 122,582.75, 184,150.92 and 72,695.57 is: 109,207.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,582.75 : 184,150.92 = 72,695.57 : x
  2. Step 2: Convert to fraction form
    122,582.75/184,150.92 = 72,695.57/x
  3. Step 3: Cross multiply
    122,582.75x = 184,150.92 × 72,695.57
  4. Step 4: Simplify right side
    122,582.75x = 13,386,955,174.67
  5. Step 5: Solve for x
    x = 13,386,955,174.67/122,582.75
  6. Step 6: Final answer
    x = 109,207.50

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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.