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Finding the Fourth Proportional to 259,351.56, 357,907.95 and 146,174.31

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Solution

The fourth proportional to 259,351.56, 357,907.95 and 146,174.31 is: 201,722.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,351.56 : 357,907.95 = 146,174.31 : x
  2. Step 2: Convert to fraction form
    259,351.56/357,907.95 = 146,174.31/x
  3. Step 3: Cross multiply
    259,351.56x = 357,907.95 × 146,174.31
  4. Step 4: Simplify right side
    259,351.56x = 52,316,947,634.76
  5. Step 5: Solve for x
    x = 52,316,947,634.76/259,351.56
  6. Step 6: Final answer
    x = 201,722.12

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1.5x scale

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.