Home / 169,086.21-253,633.41-56,770.10

Finding the Fourth Proportional to 169,086.21, 253,633.41 and 56,770.10

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Solution

The fourth proportional to 169,086.21, 253,633.41 and 56,770.10 is: 85,156.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,086.21 : 253,633.41 = 56,770.10 : x
  2. Step 2: Convert to fraction form
    169,086.21/253,633.41 = 56,770.10/x
  3. Step 3: Cross multiply
    169,086.21x = 253,633.41 × 56,770.10
  4. Step 4: Simplify right side
    169,086.21x = 14,398,792,780.87
  5. Step 5: Solve for x
    x = 14,398,792,780.87/169,086.21
  6. Step 6: Final answer
    x = 85,156.52

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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.