Home / 88,844.48-133,287.64-28,872.76

Finding the Fourth Proportional to 88,844.48, 133,287.64 and 28,872.76

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Solution

The fourth proportional to 88,844.48, 133,287.64 and 28,872.76 is: 43,315.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,844.48 : 133,287.64 = 28,872.76 : x
  2. Step 2: Convert to fraction form
    88,844.48/133,287.64 = 28,872.76/x
  3. Step 3: Cross multiply
    88,844.48x = 133,287.64 × 28,872.76
  4. Step 4: Simplify right side
    88,844.48x = 3,848,382,040.69
  5. Step 5: Solve for x
    x = 3,848,382,040.69/88,844.48
  6. Step 6: Final answer
    x = 43,315.94

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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.