Home / 117,266.72-175,932.88-38,436.28

Finding the Fourth Proportional to 117,266.72, 175,932.88 and 38,436.28

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Solution

The fourth proportional to 117,266.72, 175,932.88 and 38,436.28 is: 57,665.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,266.72 : 175,932.88 = 38,436.28 : x
  2. Step 2: Convert to fraction form
    117,266.72/175,932.88 = 38,436.28/x
  3. Step 3: Cross multiply
    117,266.72x = 175,932.88 × 38,436.28
  4. Step 4: Simplify right side
    117,266.72x = 6,762,205,436.89
  5. Step 5: Solve for x
    x = 6,762,205,436.89/117,266.72
  6. Step 6: Final answer
    x = 57,665.17

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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.