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Finding the Fourth Proportional to 169,166.88, 253,754.48 and 56,848.72

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Solution

The fourth proportional to 169,166.88, 253,754.48 and 56,848.72 is: 85,274.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,166.88 : 253,754.48 = 56,848.72 : x
  2. Step 2: Convert to fraction form
    169,166.88/253,754.48 = 56,848.72/x
  3. Step 3: Cross multiply
    169,166.88x = 253,754.48 × 56,848.72
  4. Step 4: Simplify right side
    169,166.88x = 14,425,617,382.27
  5. Step 5: Solve for x
    x = 14,425,617,382.27/169,166.88
  6. Step 6: Final answer
    x = 85,274.48

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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.