Home / 89,848.78-134,758.87-29,872.28

Finding the Fourth Proportional to 89,848.78, 134,758.87 and 29,872.28

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Solution

The fourth proportional to 89,848.78, 134,758.87 and 29,872.28 is: 44,803.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,848.78 : 134,758.87 = 29,872.28 : x
  2. Step 2: Convert to fraction form
    89,848.78/134,758.87 = 29,872.28/x
  3. Step 3: Cross multiply
    89,848.78x = 134,758.87 × 29,872.28
  4. Step 4: Simplify right side
    89,848.78x = 4,025,554,369.35
  5. Step 5: Solve for x
    x = 4,025,554,369.35/89,848.78
  6. Step 6: Final answer
    x = 44,803.66

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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.