Home / 281,406.44-388,337.94-152,342.02

Finding the Fourth Proportional to 281,406.44, 388,337.94 and 152,342.02

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Solution

The fourth proportional to 281,406.44, 388,337.94 and 152,342.02 is: 210,230.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,406.44 : 388,337.94 = 152,342.02 : x
  2. Step 2: Convert to fraction form
    281,406.44/388,337.94 = 152,342.02/x
  3. Step 3: Cross multiply
    281,406.44x = 388,337.94 × 152,342.02
  4. Step 4: Simplify right side
    281,406.44x = 59,160,186,222.24
  5. Step 5: Solve for x
    x = 59,160,186,222.24/281,406.44
  6. Step 6: Final answer
    x = 210,230.39

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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.