Home / 77,813.46-116,736.59-25,218.84

Finding the Fourth Proportional to 77,813.46, 116,736.59 and 25,218.84

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Solution

The fourth proportional to 77,813.46, 116,736.59 and 25,218.84 is: 37,833.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,813.46 : 116,736.59 = 25,218.84 : x
  2. Step 2: Convert to fraction form
    77,813.46/116,736.59 = 25,218.84/x
  3. Step 3: Cross multiply
    77,813.46x = 116,736.59 × 25,218.84
  4. Step 4: Simplify right side
    77,813.46x = 2,943,961,886.16
  5. Step 5: Solve for x
    x = 2,943,961,886.16/77,813.46
  6. Step 6: Final answer
    x = 37,833.58

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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.