Home / 148,319.10-222,418.71-92,075.94

Finding the Fourth Proportional to 148,319.10, 222,418.71 and 92,075.94

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Solution

The fourth proportional to 148,319.10, 222,418.71 and 92,075.94 is: 138,076.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,319.10 : 222,418.71 = 92,075.94 : x
  2. Step 2: Convert to fraction form
    148,319.10/222,418.71 = 92,075.94/x
  3. Step 3: Cross multiply
    148,319.10x = 222,418.71 × 92,075.94
  4. Step 4: Simplify right side
    148,319.10x = 20,479,411,796.84
  5. Step 5: Solve for x
    x = 20,479,411,796.84/148,319.10
  6. Step 6: Final answer
    x = 138,076.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.