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Finding the Fourth Proportional to 228,526.58, 315,695.22 and 182,525.78

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Solution

The fourth proportional to 228,526.58, 315,695.22 and 182,525.78 is: 252,147.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,526.58 : 315,695.22 = 182,525.78 : x
  2. Step 2: Convert to fraction form
    228,526.58/315,695.22 = 182,525.78/x
  3. Step 3: Cross multiply
    228,526.58x = 315,695.22 × 182,525.78
  4. Step 4: Simplify right side
    228,526.58x = 57,622,516,272.77
  5. Step 5: Solve for x
    x = 57,622,516,272.77/228,526.58
  6. Step 6: Final answer
    x = 252,147.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.