Home / 252,114.23-347,917.70-137,392.91

Finding the Fourth Proportional to 252,114.23, 347,917.70 and 137,392.91

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Solution

The fourth proportional to 252,114.23, 347,917.70 and 137,392.91 is: 189,602.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,114.23 : 347,917.70 = 137,392.91 : x
  2. Step 2: Convert to fraction form
    252,114.23/347,917.70 = 137,392.91/x
  3. Step 3: Cross multiply
    252,114.23x = 347,917.70 × 137,392.91
  4. Step 4: Simplify right side
    252,114.23x = 47,801,423,160.44
  5. Step 5: Solve for x
    x = 47,801,423,160.44/252,114.23
  6. Step 6: Final answer
    x = 189,602.24

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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.