Home / 294,789.27-442,075.13-105,198.93

Finding the Fourth Proportional to 294,789.27, 442,075.13 and 105,198.93

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Solution

The fourth proportional to 294,789.27, 442,075.13 and 105,198.93 is: 157,759.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,789.27 : 442,075.13 = 105,198.93 : x
  2. Step 2: Convert to fraction form
    294,789.27/442,075.13 = 105,198.93/x
  3. Step 3: Cross multiply
    294,789.27x = 442,075.13 × 105,198.93
  4. Step 4: Simplify right side
    294,789.27x = 46,505,829,428.71
  5. Step 5: Solve for x
    x = 46,505,829,428.71/294,789.27
  6. Step 6: Final answer
    x = 157,759.57

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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.