Home / 141,628.88-212,476.32-46,855.24

Finding the Fourth Proportional to 141,628.88, 212,476.32 and 46,855.24

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Solution

The fourth proportional to 141,628.88, 212,476.32 and 46,855.24 is: 70,293.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,628.88 : 212,476.32 = 46,855.24 : x
  2. Step 2: Convert to fraction form
    141,628.88/212,476.32 = 46,855.24/x
  3. Step 3: Cross multiply
    141,628.88x = 212,476.32 × 46,855.24
  4. Step 4: Simplify right side
    141,628.88x = 9,955,628,436.73
  5. Step 5: Solve for x
    x = 9,955,628,436.73/141,628.88
  6. Step 6: Final answer
    x = 70,293.77

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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.