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Finding the Fourth Proportional to 259,373.68, 389,235.48 and 101,582.48

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Solution

The fourth proportional to 259,373.68, 389,235.48 and 101,582.48 is: 152,442.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,373.68 : 389,235.48 = 101,582.48 : x
  2. Step 2: Convert to fraction form
    259,373.68/389,235.48 = 101,582.48/x
  3. Step 3: Cross multiply
    259,373.68x = 389,235.48 × 101,582.48
  4. Step 4: Simplify right side
    259,373.68x = 39,539,505,362.39
  5. Step 5: Solve for x
    x = 39,539,505,362.39/259,373.68
  6. Step 6: Final answer
    x = 152,442.24

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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.