Home / 89,027.13-133,448.41-55,670.62

Finding the Fourth Proportional to 89,027.13, 133,448.41 and 55,670.62

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Solution

The fourth proportional to 89,027.13, 133,448.41 and 55,670.62 is: 83,448.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,027.13 : 133,448.41 = 55,670.62 : x
  2. Step 2: Convert to fraction form
    89,027.13/133,448.41 = 55,670.62/x
  3. Step 3: Cross multiply
    89,027.13x = 133,448.41 × 55,670.62
  4. Step 4: Simplify right side
    89,027.13x = 7,429,155,249.92
  5. Step 5: Solve for x
    x = 7,429,155,249.92/89,027.13
  6. Step 6: Final answer
    x = 83,448.22

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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.