Home / 111,646.94-154,072.13-60,659.26

Finding the Fourth Proportional to 111,646.94, 154,072.13 and 60,659.26

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Solution

The fourth proportional to 111,646.94, 154,072.13 and 60,659.26 is: 83,709.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,646.94 : 154,072.13 = 60,659.26 : x
  2. Step 2: Convert to fraction form
    111,646.94/154,072.13 = 60,659.26/x
  3. Step 3: Cross multiply
    111,646.94x = 154,072.13 × 60,659.26
  4. Step 4: Simplify right side
    111,646.94x = 9,345,901,570.60
  5. Step 5: Solve for x
    x = 9,345,901,570.60/111,646.94
  6. Step 6: Final answer
    x = 83,709.43

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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.