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Finding the Fourth Proportional to 110,090.85, 151,924.51 and 59,789.85

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Solution

The fourth proportional to 110,090.85, 151,924.51 and 59,789.85 is: 82,509.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,090.85 : 151,924.51 = 59,789.85 : x
  2. Step 2: Convert to fraction form
    110,090.85/151,924.51 = 59,789.85/x
  3. Step 3: Cross multiply
    110,090.85x = 151,924.51 × 59,789.85
  4. Step 4: Simplify right side
    110,090.85x = 9,083,543,169.24
  5. Step 5: Solve for x
    x = 9,083,543,169.24/110,090.85
  6. Step 6: Final answer
    x = 82,509.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.