Home / 194,143.20-267,852.96-158,271.36

Finding the Fourth Proportional to 194,143.20, 267,852.96 and 158,271.36

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Solution

The fourth proportional to 194,143.20, 267,852.96 and 158,271.36 is: 218,361.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,143.20 : 267,852.96 = 158,271.36 : x
  2. Step 2: Convert to fraction form
    194,143.20/267,852.96 = 158,271.36/x
  3. Step 3: Cross multiply
    194,143.20x = 267,852.96 × 158,271.36
  4. Step 4: Simplify right side
    194,143.20x = 42,393,452,259.23
  5. Step 5: Solve for x
    x = 42,393,452,259.23/194,143.20
  6. Step 6: Final answer
    x = 218,361.77

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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.