Home / 261,946.71-392,922.50-104,215.41

Finding the Fourth Proportional to 261,946.71, 392,922.50 and 104,215.41

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Solution

The fourth proportional to 261,946.71, 392,922.50 and 104,215.41 is: 156,324.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,946.71 : 392,922.50 = 104,215.41 : x
  2. Step 2: Convert to fraction form
    261,946.71/392,922.50 = 104,215.41/x
  3. Step 3: Cross multiply
    261,946.71x = 392,922.50 × 104,215.41
  4. Step 4: Simplify right side
    261,946.71x = 40,948,578,914.65
  5. Step 5: Solve for x
    x = 40,948,578,914.65/261,946.71
  6. Step 6: Final answer
    x = 156,324.08

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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.