Home / 272,455.43-408,685.46-94,962.15

Finding the Fourth Proportional to 272,455.43, 408,685.46 and 94,962.15

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Solution

The fourth proportional to 272,455.43, 408,685.46 and 94,962.15 is: 142,444.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,455.43 : 408,685.46 = 94,962.15 : x
  2. Step 2: Convert to fraction form
    272,455.43/408,685.46 = 94,962.15/x
  3. Step 3: Cross multiply
    272,455.43x = 408,685.46 × 94,962.15
  4. Step 4: Simplify right side
    272,455.43x = 38,809,649,480.53
  5. Step 5: Solve for x
    x = 38,809,649,480.53/272,455.43
  6. Step 6: Final answer
    x = 142,444.03

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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.