Home / 250,588.28-345,827.58-137,411.03

Finding the Fourth Proportional to 250,588.28, 345,827.58 and 137,411.03

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Solution

The fourth proportional to 250,588.28, 345,827.58 and 137,411.03 is: 189,635.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,588.28 : 345,827.58 = 137,411.03 : x
  2. Step 2: Convert to fraction form
    250,588.28/345,827.58 = 137,411.03/x
  3. Step 3: Cross multiply
    250,588.28x = 345,827.58 × 137,411.03
  4. Step 4: Simplify right side
    250,588.28x = 47,520,524,319.49
  5. Step 5: Solve for x
    x = 47,520,524,319.49/250,588.28
  6. Step 6: Final answer
    x = 189,635.86

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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.