Home / 84,778.08-127,167.04-22,448.64

Finding the Fourth Proportional to 84,778.08, 127,167.04 and 22,448.64

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Solution

The fourth proportional to 84,778.08, 127,167.04 and 22,448.64 is: 33,672.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,778.08 : 127,167.04 = 22,448.64 : x
  2. Step 2: Convert to fraction form
    84,778.08/127,167.04 = 22,448.64/x
  3. Step 3: Cross multiply
    84,778.08x = 127,167.04 × 22,448.64
  4. Step 4: Simplify right side
    84,778.08x = 2,854,727,100.83
  5. Step 5: Solve for x
    x = 2,854,727,100.83/84,778.08
  6. Step 6: Final answer
    x = 33,672.94

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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.