Home / 251,718.03-347,310.25-148,356.34

Finding the Fourth Proportional to 251,718.03, 347,310.25 and 148,356.34

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Solution

The fourth proportional to 251,718.03, 347,310.25 and 148,356.34 is: 204,696.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,718.03 : 347,310.25 = 148,356.34 : x
  2. Step 2: Convert to fraction form
    251,718.03/347,310.25 = 148,356.34/x
  3. Step 3: Cross multiply
    251,718.03x = 347,310.25 × 148,356.34
  4. Step 4: Simplify right side
    251,718.03x = 51,525,678,248.94
  5. Step 5: Solve for x
    x = 51,525,678,248.94/251,718.03
  6. Step 6: Final answer
    x = 204,696.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.