Home / 350,095.28-525,170.52-172,505.48

Finding the Fourth Proportional to 350,095.28, 525,170.52 and 172,505.48

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Solution

The fourth proportional to 350,095.28, 525,170.52 and 172,505.48 is: 258,771.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,095.28 : 525,170.52 = 172,505.48 : x
  2. Step 2: Convert to fraction form
    350,095.28/525,170.52 = 172,505.48/x
  3. Step 3: Cross multiply
    350,095.28x = 525,170.52 × 172,505.48
  4. Step 4: Simplify right side
    350,095.28x = 90,594,790,008.60
  5. Step 5: Solve for x
    x = 90,594,790,008.60/350,095.28
  6. Step 6: Final answer
    x = 258,771.82

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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.