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Finding the Fourth Proportional to 259,352.56, 357,909.33 and 146,175.31

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Solution

The fourth proportional to 259,352.56, 357,909.33 and 146,175.31 is: 201,723.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,352.56 : 357,909.33 = 146,175.31 : x
  2. Step 2: Convert to fraction form
    259,352.56/357,909.33 = 146,175.31/x
  3. Step 3: Cross multiply
    259,352.56x = 357,909.33 × 146,175.31
  4. Step 4: Simplify right side
    259,352.56x = 52,317,507,264.64
  5. Step 5: Solve for x
    x = 52,317,507,264.64/259,352.56
  6. Step 6: Final answer
    x = 201,723.50

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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.