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Finding the Fourth Proportional to 259,593.18, 358,238.88 and 146,415.94

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Solution

The fourth proportional to 259,593.18, 358,238.88 and 146,415.94 is: 202,054.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,593.18 : 358,238.88 = 146,415.94 : x
  2. Step 2: Convert to fraction form
    259,593.18/358,238.88 = 146,415.94/x
  3. Step 3: Cross multiply
    259,593.18x = 358,238.88 × 146,415.94
  4. Step 4: Simplify right side
    259,593.18x = 52,451,882,359.75
  5. Step 5: Solve for x
    x = 52,451,882,359.75/259,593.18
  6. Step 6: Final answer
    x = 202,054.16

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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.