Home / 89,257.02-133,792.10-30,072.24

Finding the Fourth Proportional to 89,257.02, 133,792.10 and 30,072.24

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Solution

The fourth proportional to 89,257.02, 133,792.10 and 30,072.24 is: 45,076.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,257.02 : 133,792.10 = 30,072.24 : x
  2. Step 2: Convert to fraction form
    89,257.02/133,792.10 = 30,072.24/x
  3. Step 3: Cross multiply
    89,257.02x = 133,792.10 × 30,072.24
  4. Step 4: Simplify right side
    89,257.02x = 4,023,428,141.30
  5. Step 5: Solve for x
    x = 4,023,428,141.30/89,257.02
  6. Step 6: Final answer
    x = 45,076.88

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1.5x scale

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.