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Finding the Fourth Proportional to 110,100.10, 164,931.45 and 60,090.70

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Solution

The fourth proportional to 110,100.10, 164,931.45 and 60,090.70 is: 90,016.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,100.10 : 164,931.45 = 60,090.70 : x
  2. Step 2: Convert to fraction form
    110,100.10/164,931.45 = 60,090.70/x
  3. Step 3: Cross multiply
    110,100.10x = 164,931.45 × 60,090.70
  4. Step 4: Simplify right side
    110,100.10x = 9,910,846,282.52
  5. Step 5: Solve for x
    x = 9,910,846,282.52/110,100.10
  6. Step 6: Final answer
    x = 90,016.69

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1.5x scale

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.