Home / 89,041.44-133,562.16-51,659.04

Finding the Fourth Proportional to 89,041.44, 133,562.16 and 51,659.04

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Solution

The fourth proportional to 89,041.44, 133,562.16 and 51,659.04 is: 77,488.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,041.44 : 133,562.16 = 51,659.04 : x
  2. Step 2: Convert to fraction form
    89,041.44/133,562.16 = 51,659.04/x
  3. Step 3: Cross multiply
    89,041.44x = 133,562.16 × 51,659.04
  4. Step 4: Simplify right side
    89,041.44x = 6,899,692,965.93
  5. Step 5: Solve for x
    x = 6,899,692,965.93/89,041.44
  6. Step 6: Final answer
    x = 77,488.56

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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.