Home / 171,740.86-257,562.08-57,876.24

Finding the Fourth Proportional to 171,740.86, 257,562.08 and 57,876.24

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Solution

The fourth proportional to 171,740.86, 257,562.08 and 57,876.24 is: 86,797.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,740.86 : 257,562.08 = 57,876.24 : x
  2. Step 2: Convert to fraction form
    171,740.86/257,562.08 = 57,876.24/x
  3. Step 3: Cross multiply
    171,740.86x = 257,562.08 × 57,876.24
  4. Step 4: Simplify right side
    171,740.86x = 14,906,724,756.98
  5. Step 5: Solve for x
    x = 14,906,724,756.98/171,740.86
  6. Step 6: Final answer
    x = 86,797.78

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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.