Home / 337,172.20-505,417.52-145,171.87

Finding the Fourth Proportional to 337,172.20, 505,417.52 and 145,171.87

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Solution

The fourth proportional to 337,172.20, 505,417.52 and 145,171.87 is: 217,611.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,172.20 : 505,417.52 = 145,171.87 : x
  2. Step 2: Convert to fraction form
    337,172.20/505,417.52 = 145,171.87/x
  3. Step 3: Cross multiply
    337,172.20x = 505,417.52 × 145,171.87
  4. Step 4: Simplify right side
    337,172.20x = 73,372,404,587.81
  5. Step 5: Solve for x
    x = 73,372,404,587.81/337,172.20
  6. Step 6: Final answer
    x = 217,611.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.