Home / 152,192.40-227,188.74-133,530

Finding the Fourth Proportional to 152,192.40, 227,188.74 and 133,530

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Solution

The fourth proportional to 152,192.40, 227,188.74 and 133,530 is: 199,330.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,192.40 : 227,188.74 = 133,530 : x
  2. Step 2: Convert to fraction form
    152,192.40/227,188.74 = 133,530/x
  3. Step 3: Cross multiply
    152,192.40x = 227,188.74 × 133,530
  4. Step 4: Simplify right side
    152,192.40x = 30,336,512,452.20
  5. Step 5: Solve for x
    x = 30,336,512,452.20/152,192.40
  6. Step 6: Final answer
    x = 199,330.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.