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Finding the Fourth Proportional to 110,028.60, 164,897.10 and 97,489.80

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Solution

The fourth proportional to 110,028.60, 164,897.10 and 97,489.80 is: 146,105.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,028.60 : 164,897.10 = 97,489.80 : x
  2. Step 2: Convert to fraction form
    110,028.60/164,897.10 = 97,489.80/x
  3. Step 3: Cross multiply
    110,028.60x = 164,897.10 × 97,489.80
  4. Step 4: Simplify right side
    110,028.60x = 16,075,785,299.58
  5. Step 5: Solve for x
    x = 16,075,785,299.58/110,028.60
  6. Step 6: Final answer
    x = 146,105.52

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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.