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Finding the Fourth Proportional to 259,247.88, 357,799.14 and 146,081.16

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Solution

The fourth proportional to 259,247.88, 357,799.14 and 146,081.16 is: 201,612.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,247.88 : 357,799.14 = 146,081.16 : x
  2. Step 2: Convert to fraction form
    259,247.88/357,799.14 = 146,081.16/x
  3. Step 3: Cross multiply
    259,247.88x = 357,799.14 × 146,081.16
  4. Step 4: Simplify right side
    259,247.88x = 52,267,713,418.20
  5. Step 5: Solve for x
    x = 52,267,713,418.20/259,247.88
  6. Step 6: Final answer
    x = 201,612.89

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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.