Home / 250,968.52-346,315.08-143,521.30

Finding the Fourth Proportional to 250,968.52, 346,315.08 and 143,521.30

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Solution

The fourth proportional to 250,968.52, 346,315.08 and 143,521.30 is: 198,047.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,968.52 : 346,315.08 = 143,521.30 : x
  2. Step 2: Convert to fraction form
    250,968.52/346,315.08 = 143,521.30/x
  3. Step 3: Cross multiply
    250,968.52x = 346,315.08 × 143,521.30
  4. Step 4: Simplify right side
    250,968.52x = 49,703,590,491.20
  5. Step 5: Solve for x
    x = 49,703,590,491.20/250,968.52
  6. Step 6: Final answer
    x = 198,047.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.