Home / 152,087.04-228,142.74-45,463.20

Finding the Fourth Proportional to 152,087.04, 228,142.74 and 45,463.20

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Solution

The fourth proportional to 152,087.04, 228,142.74 and 45,463.20 is: 68,198.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,087.04 : 228,142.74 = 45,463.20 : x
  2. Step 2: Convert to fraction form
    152,087.04/228,142.74 = 45,463.20/x
  3. Step 3: Cross multiply
    152,087.04x = 228,142.74 × 45,463.20
  4. Step 4: Simplify right side
    152,087.04x = 10,372,099,017.17
  5. Step 5: Solve for x
    x = 10,372,099,017.17/152,087.04
  6. Step 6: Final answer
    x = 68,198.44

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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.