Home / 258,975.17-357,435.36-145,797.92

Finding the Fourth Proportional to 258,975.17, 357,435.36 and 145,797.92

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Solution

The fourth proportional to 258,975.17, 357,435.36 and 145,797.92 is: 201,229.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,975.17 : 357,435.36 = 145,797.92 : x
  2. Step 2: Convert to fraction form
    258,975.17/357,435.36 = 145,797.92/x
  3. Step 3: Cross multiply
    258,975.17x = 357,435.36 × 145,797.92
  4. Step 4: Simplify right side
    258,975.17x = 52,113,330,235.27
  5. Step 5: Solve for x
    x = 52,113,330,235.27/258,975.17
  6. Step 6: Final answer
    x = 201,229.06

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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.