Home / 117,535.80-176,329.62-38,646.84

Finding the Fourth Proportional to 117,535.80, 176,329.62 and 38,646.84

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Solution

The fourth proportional to 117,535.80, 176,329.62 and 38,646.84 is: 57,978.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,535.80 : 176,329.62 = 38,646.84 : x
  2. Step 2: Convert to fraction form
    117,535.80/176,329.62 = 38,646.84/x
  3. Step 3: Cross multiply
    117,535.80x = 176,329.62 × 38,646.84
  4. Step 4: Simplify right side
    117,535.80x = 6,814,582,611.40
  5. Step 5: Solve for x
    x = 6,814,582,611.40/117,535.80
  6. Step 6: Final answer
    x = 57,978.78

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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.