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Finding the Fourth Proportional to 169,461.60, 253,900.80 and 110,266.80

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Solution

The fourth proportional to 169,461.60, 253,900.80 and 110,266.80 is: 165,210.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,461.60 : 253,900.80 = 110,266.80 : x
  2. Step 2: Convert to fraction form
    169,461.60/253,900.80 = 110,266.80/x
  3. Step 3: Cross multiply
    169,461.60x = 253,900.80 × 110,266.80
  4. Step 4: Simplify right side
    169,461.60x = 27,996,828,733.44
  5. Step 5: Solve for x
    x = 27,996,828,733.44/169,461.60
  6. Step 6: Final answer
    x = 165,210.46

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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.