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Finding the Fourth Proportional to 265,390.52, 366,247.44 and 144,536.90

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Solution

The fourth proportional to 265,390.52, 366,247.44 and 144,536.90 is: 199,465.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,390.52 : 366,247.44 = 144,536.90 : x
  2. Step 2: Convert to fraction form
    265,390.52/366,247.44 = 144,536.90/x
  3. Step 3: Cross multiply
    265,390.52x = 366,247.44 × 144,536.90
  4. Step 4: Simplify right side
    265,390.52x = 52,936,267,779.30
  5. Step 5: Solve for x
    x = 52,936,267,779.30/265,390.52
  6. Step 6: Final answer
    x = 199,465.56

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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.