Home / 67,922.15-93,743.73-39,627.77

Finding the Fourth Proportional to 67,922.15, 93,743.73 and 39,627.77

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Solution

The fourth proportional to 67,922.15, 93,743.73 and 39,627.77 is: 54,692.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,922.15 : 93,743.73 = 39,627.77 : x
  2. Step 2: Convert to fraction form
    67,922.15/93,743.73 = 39,627.77/x
  3. Step 3: Cross multiply
    67,922.15x = 93,743.73 × 39,627.77
  4. Step 4: Simplify right side
    67,922.15x = 3,714,854,502.66
  5. Step 5: Solve for x
    x = 3,714,854,502.66/67,922.15
  6. Step 6: Final answer
    x = 54,692.83

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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.