Home / 110,921.20-166,252.20-58,303.60

Finding the Fourth Proportional to 110,921.20, 166,252.20 and 58,303.60

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Solution

The fourth proportional to 110,921.20, 166,252.20 and 58,303.60 is: 87,387.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,921.20 : 166,252.20 = 58,303.60 : x
  2. Step 2: Convert to fraction form
    110,921.20/166,252.20 = 58,303.60/x
  3. Step 3: Cross multiply
    110,921.20x = 166,252.20 × 58,303.60
  4. Step 4: Simplify right side
    110,921.20x = 9,693,101,767.92
  5. Step 5: Solve for x
    x = 9,693,101,767.92/110,921.20
  6. Step 6: Final answer
    x = 87,387.28

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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.