Home / 89,072.89-133,621.64-29,925.47

Finding the Fourth Proportional to 89,072.89, 133,621.64 and 29,925.47

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Solution

The fourth proportional to 89,072.89, 133,621.64 and 29,925.47 is: 44,892.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,072.89 : 133,621.64 = 29,925.47 : x
  2. Step 2: Convert to fraction form
    89,072.89/133,621.64 = 29,925.47/x
  3. Step 3: Cross multiply
    89,072.89x = 133,621.64 × 29,925.47
  4. Step 4: Simplify right side
    89,072.89x = 3,998,690,563.60
  5. Step 5: Solve for x
    x = 3,998,690,563.60/89,072.89
  6. Step 6: Final answer
    x = 44,892.34

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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.