Home / 88,755.02-122,450.54-56,941.10

Finding the Fourth Proportional to 88,755.02, 122,450.54 and 56,941.10

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Solution

The fourth proportional to 88,755.02, 122,450.54 and 56,941.10 is: 78,558.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,755.02 : 122,450.54 = 56,941.10 : x
  2. Step 2: Convert to fraction form
    88,755.02/122,450.54 = 56,941.10/x
  3. Step 3: Cross multiply
    88,755.02x = 122,450.54 × 56,941.10
  4. Step 4: Simplify right side
    88,755.02x = 6,972,468,443.19
  5. Step 5: Solve for x
    x = 6,972,468,443.19/88,755.02
  6. Step 6: Final answer
    x = 78,558.58

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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.