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Finding the Fourth Proportional to 111,275.24, 166,939.11 and 36,395.10

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Solution

The fourth proportional to 111,275.24, 166,939.11 and 36,395.10 is: 54,601.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,275.24 : 166,939.11 = 36,395.10 : x
  2. Step 2: Convert to fraction form
    111,275.24/166,939.11 = 36,395.10/x
  3. Step 3: Cross multiply
    111,275.24x = 166,939.11 × 36,395.10
  4. Step 4: Simplify right side
    111,275.24x = 6,075,765,602.36
  5. Step 5: Solve for x
    x = 6,075,765,602.36/111,275.24
  6. Step 6: Final answer
    x = 54,601.24

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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.