Home / 89,024.40-133,515-29,844.72

Finding the Fourth Proportional to 89,024.40, 133,515 and 29,844.72

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Solution

The fourth proportional to 89,024.40, 133,515 and 29,844.72 is: 44,759.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,024.40 : 133,515 = 29,844.72 : x
  2. Step 2: Convert to fraction form
    89,024.40/133,515 = 29,844.72/x
  3. Step 3: Cross multiply
    89,024.40x = 133,515 × 29,844.72
  4. Step 4: Simplify right side
    89,024.40x = 3,984,717,790.80
  5. Step 5: Solve for x
    x = 3,984,717,790.80/89,024.40
  6. Step 6: Final answer
    x = 44,759.84

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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.