Home / 122,953.10-184,429.65-115,565.90

Finding the Fourth Proportional to 122,953.10, 184,429.65 and 115,565.90

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Solution

The fourth proportional to 122,953.10, 184,429.65 and 115,565.90 is: 173,348.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,953.10 : 184,429.65 = 115,565.90 : x
  2. Step 2: Convert to fraction form
    122,953.10/184,429.65 = 115,565.90/x
  3. Step 3: Cross multiply
    122,953.10x = 184,429.65 × 115,565.90
  4. Step 4: Simplify right side
    122,953.10x = 21,313,778,488.94
  5. Step 5: Solve for x
    x = 21,313,778,488.94/122,953.10
  6. Step 6: Final answer
    x = 173,348.85

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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.