Home / 111,927.36-167,813.28-52,713.12

Finding the Fourth Proportional to 111,927.36, 167,813.28 and 52,713.12

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Solution

The fourth proportional to 111,927.36, 167,813.28 and 52,713.12 is: 79,033.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,927.36 : 167,813.28 = 52,713.12 : x
  2. Step 2: Convert to fraction form
    111,927.36/167,813.28 = 52,713.12/x
  3. Step 3: Cross multiply
    111,927.36x = 167,813.28 × 52,713.12
  4. Step 4: Simplify right side
    111,927.36x = 8,845,961,566.23
  5. Step 5: Solve for x
    x = 8,845,961,566.23/111,927.36
  6. Step 6: Final answer
    x = 79,033.06

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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.