Home / 252,156.46-347,973.70-137,435.11

Finding the Fourth Proportional to 252,156.46, 347,973.70 and 137,435.11

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Solution

The fourth proportional to 252,156.46, 347,973.70 and 137,435.11 is: 189,659.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,156.46 : 347,973.70 = 137,435.11 : x
  2. Step 2: Convert to fraction form
    252,156.46/347,973.70 = 137,435.11/x
  3. Step 3: Cross multiply
    252,156.46x = 347,973.70 × 137,435.11
  4. Step 4: Simplify right side
    252,156.46x = 47,823,801,678.96
  5. Step 5: Solve for x
    x = 47,823,801,678.96/252,156.46
  6. Step 6: Final answer
    x = 189,659.24

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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.