Home / 88,937.20-122,736.38-50,702.41

Finding the Fourth Proportional to 88,937.20, 122,736.38 and 50,702.41

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Solution

The fourth proportional to 88,937.20, 122,736.38 and 50,702.41 is: 69,971.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,937.20 : 122,736.38 = 50,702.41 : x
  2. Step 2: Convert to fraction form
    88,937.20/122,736.38 = 50,702.41/x
  3. Step 3: Cross multiply
    88,937.20x = 122,736.38 × 50,702.41
  4. Step 4: Simplify right side
    88,937.20x = 6,223,029,541.49
  5. Step 5: Solve for x
    x = 6,223,029,541.49/88,937.20
  6. Step 6: Final answer
    x = 69,971.05

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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.