Home / 152,350.49-228,385.78-52,486.94

Finding the Fourth Proportional to 152,350.49, 228,385.78 and 52,486.94

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Solution

The fourth proportional to 152,350.49, 228,385.78 and 52,486.94 is: 78,682.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,350.49 : 228,385.78 = 52,486.94 : x
  2. Step 2: Convert to fraction form
    152,350.49/228,385.78 = 52,486.94/x
  3. Step 3: Cross multiply
    152,350.49x = 228,385.78 × 52,486.94
  4. Step 4: Simplify right side
    152,350.49x = 11,987,271,171.46
  5. Step 5: Solve for x
    x = 11,987,271,171.46/152,350.49
  6. Step 6: Final answer
    x = 78,682.20

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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.