Home / 252,114.72-347,913.76-137,394.36

Finding the Fourth Proportional to 252,114.72, 347,913.76 and 137,394.36

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Solution

The fourth proportional to 252,114.72, 347,913.76 and 137,394.36 is: 189,601.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,114.72 : 347,913.76 = 137,394.36 : x
  2. Step 2: Convert to fraction form
    252,114.72/347,913.76 = 137,394.36/x
  3. Step 3: Cross multiply
    252,114.72x = 347,913.76 × 137,394.36
  4. Step 4: Simplify right side
    252,114.72x = 47,801,388,390.39
  5. Step 5: Solve for x
    x = 47,801,388,390.39/252,114.72
  6. Step 6: Final answer
    x = 189,601.74

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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.