Home / 293,006.90-439,510.35-105,974.66

Finding the Fourth Proportional to 293,006.90, 439,510.35 and 105,974.66

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Solution

The fourth proportional to 293,006.90, 439,510.35 and 105,974.66 is: 158,961.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,006.90 : 439,510.35 = 105,974.66 : x
  2. Step 2: Convert to fraction form
    293,006.90/439,510.35 = 105,974.66/x
  3. Step 3: Cross multiply
    293,006.90x = 439,510.35 × 105,974.66
  4. Step 4: Simplify right side
    293,006.90x = 46,576,959,907.73
  5. Step 5: Solve for x
    x = 46,576,959,907.73/293,006.90
  6. Step 6: Final answer
    x = 158,961.99

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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.