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Finding the Fourth Proportional to 259,539.80, 358,097.16 and 152,052.08

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Solution

The fourth proportional to 259,539.80, 358,097.16 and 152,052.08 is: 209,792.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,539.80 : 358,097.16 = 152,052.08 : x
  2. Step 2: Convert to fraction form
    259,539.80/358,097.16 = 152,052.08/x
  3. Step 3: Cross multiply
    259,539.80x = 358,097.16 × 152,052.08
  4. Step 4: Simplify right side
    259,539.80x = 54,449,418,020.09
  5. Step 5: Solve for x
    x = 54,449,418,020.09/259,539.80
  6. Step 6: Final answer
    x = 209,792.17

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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.