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Finding the Fourth Proportional to 152,477.91, 228,716.82 and 73,745.91

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Solution

The fourth proportional to 152,477.91, 228,716.82 and 73,745.91 is: 110,618.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,477.91 : 228,716.82 = 73,745.91 : x
  2. Step 2: Convert to fraction form
    152,477.91/228,716.82 = 73,745.91/x
  3. Step 3: Cross multiply
    152,477.91x = 228,716.82 × 73,745.91
  4. Step 4: Simplify right side
    152,477.91x = 16,866,930,023.21
  5. Step 5: Solve for x
    x = 16,866,930,023.21/152,477.91
  6. Step 6: Final answer
    x = 110,618.84

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1.5x scale

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.