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Finding the Fourth Proportional to 238,528.84, 357,805.66 and 61,037.48

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Solution

The fourth proportional to 238,528.84, 357,805.66 and 61,037.48 is: 91,559.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,528.84 : 357,805.66 = 61,037.48 : x
  2. Step 2: Convert to fraction form
    238,528.84/357,805.66 = 61,037.48/x
  3. Step 3: Cross multiply
    238,528.84x = 357,805.66 × 61,037.48
  4. Step 4: Simplify right side
    238,528.84x = 21,839,555,816.14
  5. Step 5: Solve for x
    x = 21,839,555,816.14/238,528.84
  6. Step 6: Final answer
    x = 91,559.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.