Home / 152,395.05-228,603.53-52,553.80

Finding the Fourth Proportional to 152,395.05, 228,603.53 and 52,553.80

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Solution

The fourth proportional to 152,395.05, 228,603.53 and 52,553.80 is: 78,834.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,395.05 : 228,603.53 = 52,553.80 : x
  2. Step 2: Convert to fraction form
    152,395.05/228,603.53 = 52,553.80/x
  3. Step 3: Cross multiply
    152,395.05x = 228,603.53 × 52,553.80
  4. Step 4: Simplify right side
    152,395.05x = 12,013,984,194.91
  5. Step 5: Solve for x
    x = 12,013,984,194.91/152,395.05
  6. Step 6: Final answer
    x = 78,834.48

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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.