Home / 84,005.60-125,908.22-58,567.55

Finding the Fourth Proportional to 84,005.60, 125,908.22 and 58,567.55

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Solution

The fourth proportional to 84,005.60, 125,908.22 and 58,567.55 is: 87,781.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,005.60 : 125,908.22 = 58,567.55 : x
  2. Step 2: Convert to fraction form
    84,005.60/125,908.22 = 58,567.55/x
  3. Step 3: Cross multiply
    84,005.60x = 125,908.22 × 58,567.55
  4. Step 4: Simplify right side
    84,005.60x = 7,374,135,487.14
  5. Step 5: Solve for x
    x = 7,374,135,487.14/84,005.60
  6. Step 6: Final answer
    x = 87,781.48

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1.5x scale

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.