Home / 259,318.50-357,859.53-146,145.30

Finding the Fourth Proportional to 259,318.50, 357,859.53 and 146,145.30

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Solution

The fourth proportional to 259,318.50, 357,859.53 and 146,145.30 is: 201,680.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,318.50 : 357,859.53 = 146,145.30 : x
  2. Step 2: Convert to fraction form
    259,318.50/357,859.53 = 146,145.30/x
  3. Step 3: Cross multiply
    259,318.50x = 357,859.53 × 146,145.30
  4. Step 4: Simplify right side
    259,318.50x = 52,299,488,369.71
  5. Step 5: Solve for x
    x = 52,299,488,369.71/259,318.50
  6. Step 6: Final answer
    x = 201,680.51

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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.