Home / 171,544.28-257,319.66-53,219.48

Finding the Fourth Proportional to 171,544.28, 257,319.66 and 53,219.48

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Solution

The fourth proportional to 171,544.28, 257,319.66 and 53,219.48 is: 79,830.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,544.28 : 257,319.66 = 53,219.48 : x
  2. Step 2: Convert to fraction form
    171,544.28/257,319.66 = 53,219.48/x
  3. Step 3: Cross multiply
    171,544.28x = 257,319.66 × 53,219.48
  4. Step 4: Simplify right side
    171,544.28x = 13,694,418,498.98
  5. Step 5: Solve for x
    x = 13,694,418,498.98/171,544.28
  6. Step 6: Final answer
    x = 79,830.23

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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.