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Finding the Fourth Proportional to 169,182.88, 253,803.60 and 56,874.08

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Solution

The fourth proportional to 169,182.88, 253,803.60 and 56,874.08 is: 85,320.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,182.88 : 253,803.60 = 56,874.08 : x
  2. Step 2: Convert to fraction form
    169,182.88/253,803.60 = 56,874.08/x
  3. Step 3: Cross multiply
    169,182.88x = 253,803.60 × 56,874.08
  4. Step 4: Simplify right side
    169,182.88x = 14,434,846,250.69
  5. Step 5: Solve for x
    x = 14,434,846,250.69/169,182.88
  6. Step 6: Final answer
    x = 85,320.96

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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.