Home / 89,072.88-133,588.30-41,720.52

Finding the Fourth Proportional to 89,072.88, 133,588.30 and 41,720.52

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Solution

The fourth proportional to 89,072.88, 133,588.30 and 41,720.52 is: 62,570.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,072.88 : 133,588.30 = 41,720.52 : x
  2. Step 2: Convert to fraction form
    89,072.88/133,588.30 = 41,720.52/x
  3. Step 3: Cross multiply
    89,072.88x = 133,588.30 × 41,720.52
  4. Step 4: Simplify right side
    89,072.88x = 5,573,373,341.92
  5. Step 5: Solve for x
    x = 5,573,373,341.92/89,072.88
  6. Step 6: Final answer
    x = 62,570.93

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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.