Home / 252,884.42-349,004.61-138,180.50

Finding the Fourth Proportional to 252,884.42, 349,004.61 and 138,180.50

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Solution

The fourth proportional to 252,884.42, 349,004.61 and 138,180.50 is: 190,702.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,884.42 : 349,004.61 = 138,180.50 : x
  2. Step 2: Convert to fraction form
    252,884.42/349,004.61 = 138,180.50/x
  3. Step 3: Cross multiply
    252,884.42x = 349,004.61 × 138,180.50
  4. Step 4: Simplify right side
    252,884.42x = 48,225,629,767.08
  5. Step 5: Solve for x
    x = 48,225,629,767.08/252,884.42
  6. Step 6: Final answer
    x = 190,702.26

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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.