Home / 228,886.24-343,263.72-68,977.66

Finding the Fourth Proportional to 228,886.24, 343,263.72 and 68,977.66

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Solution

The fourth proportional to 228,886.24, 343,263.72 and 68,977.66 is: 103,446.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,886.24 : 343,263.72 = 68,977.66 : x
  2. Step 2: Convert to fraction form
    228,886.24/343,263.72 = 68,977.66/x
  3. Step 3: Cross multiply
    228,886.24x = 343,263.72 × 68,977.66
  4. Step 4: Simplify right side
    228,886.24x = 23,677,528,168.50
  5. Step 5: Solve for x
    x = 23,677,528,168.50/228,886.24
  6. Step 6: Final answer
    x = 103,446.71

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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.