Home / 88,427.79-122,029.62-48,141.47

Finding the Fourth Proportional to 88,427.79, 122,029.62 and 48,141.47

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Solution

The fourth proportional to 88,427.79, 122,029.62 and 48,141.47 is: 66,434.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,427.79 : 122,029.62 = 48,141.47 : x
  2. Step 2: Convert to fraction form
    88,427.79/122,029.62 = 48,141.47/x
  3. Step 3: Cross multiply
    88,427.79x = 122,029.62 × 48,141.47
  4. Step 4: Simplify right side
    88,427.79x = 5,874,685,685.68
  5. Step 5: Solve for x
    x = 5,874,685,685.68/88,427.79
  6. Step 6: Final answer
    x = 66,434.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.