Home / 89,130.23-133,694.04-21,662.77

Finding the Fourth Proportional to 89,130.23, 133,694.04 and 21,662.77

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Solution

The fourth proportional to 89,130.23, 133,694.04 and 21,662.77 is: 32,493.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,130.23 : 133,694.04 = 21,662.77 : x
  2. Step 2: Convert to fraction form
    89,130.23/133,694.04 = 21,662.77/x
  3. Step 3: Cross multiply
    89,130.23x = 133,694.04 × 21,662.77
  4. Step 4: Simplify right side
    89,130.23x = 2,896,182,570.42
  5. Step 5: Solve for x
    x = 2,896,182,570.42/89,130.23
  6. Step 6: Final answer
    x = 32,493.83

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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.