Home / 88,989.26-122,803.54-48,702.22

Finding the Fourth Proportional to 88,989.26, 122,803.54 and 48,702.22

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Solution

The fourth proportional to 88,989.26, 122,803.54 and 48,702.22 is: 67,208.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,989.26 : 122,803.54 = 48,702.22 : x
  2. Step 2: Convert to fraction form
    88,989.26/122,803.54 = 48,702.22/x
  3. Step 3: Cross multiply
    88,989.26x = 122,803.54 × 48,702.22
  4. Step 4: Simplify right side
    88,989.26x = 5,980,805,021.86
  5. Step 5: Solve for x
    x = 5,980,805,021.86/88,989.26
  6. Step 6: Final answer
    x = 67,208.17

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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.