Home / 195,079.74-292,619.60-54,838.36

Finding the Fourth Proportional to 195,079.74, 292,619.60 and 54,838.36

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Solution

The fourth proportional to 195,079.74, 292,619.60 and 54,838.36 is: 82,257.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,079.74 : 292,619.60 = 54,838.36 : x
  2. Step 2: Convert to fraction form
    195,079.74/292,619.60 = 54,838.36/x
  3. Step 3: Cross multiply
    195,079.74x = 292,619.60 × 54,838.36
  4. Step 4: Simplify right side
    195,079.74x = 16,046,778,967.86
  5. Step 5: Solve for x
    x = 16,046,778,967.86/195,079.74
  6. Step 6: Final answer
    x = 82,257.54

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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.