Home / 83,832.19-125,746.45-39,434.33

Finding the Fourth Proportional to 83,832.19, 125,746.45 and 39,434.33

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Solution

The fourth proportional to 83,832.19, 125,746.45 and 39,434.33 is: 59,150.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,832.19 : 125,746.45 = 39,434.33 : x
  2. Step 2: Convert to fraction form
    83,832.19/125,746.45 = 39,434.33/x
  3. Step 3: Cross multiply
    83,832.19x = 125,746.45 × 39,434.33
  4. Step 4: Simplify right side
    83,832.19x = 4,958,727,005.63
  5. Step 5: Solve for x
    x = 4,958,727,005.63/83,832.19
  6. Step 6: Final answer
    x = 59,150.63

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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.