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Finding the Fourth Proportional to 259,657.54, 358,326.09 and 144,929.62

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Solution

The fourth proportional to 259,657.54, 358,326.09 and 144,929.62 is: 200,002.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,657.54 : 358,326.09 = 144,929.62 : x
  2. Step 2: Convert to fraction form
    259,657.54/358,326.09 = 144,929.62/x
  3. Step 3: Cross multiply
    259,657.54x = 358,326.09 × 144,929.62
  4. Step 4: Simplify right side
    259,657.54x = 51,932,064,059.79
  5. Step 5: Solve for x
    x = 51,932,064,059.79/259,657.54
  6. Step 6: Final answer
    x = 200,002.14

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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.