Home / 164,079.20-246,118.80-136,085.60

Finding the Fourth Proportional to 164,079.20, 246,118.80 and 136,085.60

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Solution

The fourth proportional to 164,079.20, 246,118.80 and 136,085.60 is: 204,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,079.20 : 246,118.80 = 136,085.60 : x
  2. Step 2: Convert to fraction form
    164,079.20/246,118.80 = 136,085.60/x
  3. Step 3: Cross multiply
    164,079.20x = 246,118.80 × 136,085.60
  4. Step 4: Simplify right side
    164,079.20x = 33,493,224,569.28
  5. Step 5: Solve for x
    x = 33,493,224,569.28/164,079.20
  6. Step 6: Final answer
    x = 204,128.40

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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.