Home / 171,454.32-257,087.52-53,092.80

Finding the Fourth Proportional to 171,454.32, 257,087.52 and 53,092.80

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Solution

The fourth proportional to 171,454.32, 257,087.52 and 53,092.80 is: 79,610.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,454.32 : 257,087.52 = 53,092.80 : x
  2. Step 2: Convert to fraction form
    171,454.32/257,087.52 = 53,092.80/x
  3. Step 3: Cross multiply
    171,454.32x = 257,087.52 × 53,092.80
  4. Step 4: Simplify right side
    171,454.32x = 13,649,496,281.86
  5. Step 5: Solve for x
    x = 13,649,496,281.86/171,454.32
  6. Step 6: Final answer
    x = 79,610.10

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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.