Home / 152,442.12-228,675.03-45,817.77

Finding the Fourth Proportional to 152,442.12, 228,675.03 and 45,817.77

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Solution

The fourth proportional to 152,442.12, 228,675.03 and 45,817.77 is: 68,730.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,442.12 : 228,675.03 = 45,817.77 : x
  2. Step 2: Convert to fraction form
    152,442.12/228,675.03 = 45,817.77/x
  3. Step 3: Cross multiply
    152,442.12x = 228,675.03 × 45,817.77
  4. Step 4: Simplify right side
    152,442.12x = 10,477,379,929.28
  5. Step 5: Solve for x
    x = 10,477,379,929.28/152,442.12
  6. Step 6: Final answer
    x = 68,730.22

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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.