Home / 272,151.32-408,412.74-94,656.56

Finding the Fourth Proportional to 272,151.32, 408,412.74 and 94,656.56

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Solution

The fourth proportional to 272,151.32, 408,412.74 and 94,656.56 is: 142,049.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,151.32 : 408,412.74 = 94,656.56 : x
  2. Step 2: Convert to fraction form
    272,151.32/408,412.74 = 94,656.56/x
  3. Step 3: Cross multiply
    272,151.32x = 408,412.74 × 94,656.56
  4. Step 4: Simplify right side
    272,151.32x = 38,658,945,028.57
  5. Step 5: Solve for x
    x = 38,658,945,028.57/272,151.32
  6. Step 6: Final answer
    x = 142,049.45

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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.