Home / 352,986.14-487,124.63-191,841.20

Finding the Fourth Proportional to 352,986.14, 487,124.63 and 191,841.20

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Solution

The fourth proportional to 352,986.14, 487,124.63 and 191,841.20 is: 264,742.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,986.14 : 487,124.63 = 191,841.20 : x
  2. Step 2: Convert to fraction form
    352,986.14/487,124.63 = 191,841.20/x
  3. Step 3: Cross multiply
    352,986.14x = 487,124.63 × 191,841.20
  4. Step 4: Simplify right side
    352,986.14x = 93,450,571,612.74
  5. Step 5: Solve for x
    x = 93,450,571,612.74/352,986.14
  6. Step 6: Final answer
    x = 264,742.90

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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.