Home / 89,632.42-134,448.64-29,644.79

Finding the Fourth Proportional to 89,632.42, 134,448.64 and 29,644.79

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Solution

The fourth proportional to 89,632.42, 134,448.64 and 29,644.79 is: 44,467.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,632.42 : 134,448.64 = 29,644.79 : x
  2. Step 2: Convert to fraction form
    89,632.42/134,448.64 = 29,644.79/x
  3. Step 3: Cross multiply
    89,632.42x = 134,448.64 × 29,644.79
  4. Step 4: Simplify right side
    89,632.42x = 3,985,701,118.98
  5. Step 5: Solve for x
    x = 3,985,701,118.98/89,632.42
  6. Step 6: Final answer
    x = 44,467.18

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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.