Home / 88,914.88-122,702.70-48,628.81

Finding the Fourth Proportional to 88,914.88, 122,702.70 and 48,628.81

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Solution

The fourth proportional to 88,914.88, 122,702.70 and 48,628.81 is: 67,107.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,914.88 : 122,702.70 = 48,628.81 : x
  2. Step 2: Convert to fraction form
    88,914.88/122,702.70 = 48,628.81/x
  3. Step 3: Cross multiply
    88,914.88x = 122,702.70 × 48,628.81
  4. Step 4: Simplify right side
    88,914.88x = 5,966,886,284.79
  5. Step 5: Solve for x
    x = 5,966,886,284.79/88,914.88
  6. Step 6: Final answer
    x = 67,107.85

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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.