Home / 152,575.21-228,824.52-72,563.80

Finding the Fourth Proportional to 152,575.21, 228,824.52 and 72,563.80

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Solution

The fourth proportional to 152,575.21, 228,824.52 and 72,563.80 is: 108,827.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,575.21 : 228,824.52 = 72,563.80 : x
  2. Step 2: Convert to fraction form
    152,575.21/228,824.52 = 72,563.80/x
  3. Step 3: Cross multiply
    152,575.21x = 228,824.52 × 72,563.80
  4. Step 4: Simplify right side
    152,575.21x = 16,604,376,704.38
  5. Step 5: Solve for x
    x = 16,604,376,704.38/152,575.21
  6. Step 6: Final answer
    x = 108,827.49

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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.