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Finding the Fourth Proportional to 169,159.37, 253,743.17 and 56,841.21

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Solution

The fourth proportional to 169,159.37, 253,743.17 and 56,841.21 is: 85,263.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,159.37 : 253,743.17 = 56,841.21 : x
  2. Step 2: Convert to fraction form
    169,159.37/253,743.17 = 56,841.21/x
  3. Step 3: Cross multiply
    169,159.37x = 253,743.17 × 56,841.21
  4. Step 4: Simplify right side
    169,159.37x = 14,423,068,527.83
  5. Step 5: Solve for x
    x = 14,423,068,527.83/169,159.37
  6. Step 6: Final answer
    x = 85,263.20

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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.