Home / 416,623.75-624,968.02-136,169.35

Finding the Fourth Proportional to 416,623.75, 624,968.02 and 136,169.35

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Solution

The fourth proportional to 416,623.75, 624,968.02 and 136,169.35 is: 204,264.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,623.75 : 624,968.02 = 136,169.35 : x
  2. Step 2: Convert to fraction form
    416,623.75/624,968.02 = 136,169.35/x
  3. Step 3: Cross multiply
    416,623.75x = 624,968.02 × 136,169.35
  4. Step 4: Simplify right side
    416,623.75x = 85,101,487,832.19
  5. Step 5: Solve for x
    x = 85,101,487,832.19/416,623.75
  6. Step 6: Final answer
    x = 204,264.61

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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.