Home / 178,868.13-246,591.32-142,692.31

Finding the Fourth Proportional to 178,868.13, 246,591.32 and 142,692.31

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Solution

The fourth proportional to 178,868.13, 246,591.32 and 142,692.31 is: 196,718.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,868.13 : 246,591.32 = 142,692.31 : x
  2. Step 2: Convert to fraction form
    178,868.13/246,591.32 = 142,692.31/x
  3. Step 3: Cross multiply
    178,868.13x = 246,591.32 × 142,692.31
  4. Step 4: Simplify right side
    178,868.13x = 35,186,685,076.75
  5. Step 5: Solve for x
    x = 35,186,685,076.75/178,868.13
  6. Step 6: Final answer
    x = 196,718.58

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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.