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Finding the Fourth Proportional to 233,940.61, 350,907.88 and 56,446.12

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Solution

The fourth proportional to 233,940.61, 350,907.88 and 56,446.12 is: 84,668.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,940.61 : 350,907.88 = 56,446.12 : x
  2. Step 2: Convert to fraction form
    233,940.61/350,907.88 = 56,446.12/x
  3. Step 3: Cross multiply
    233,940.61x = 350,907.88 × 56,446.12
  4. Step 4: Simplify right side
    233,940.61x = 19,807,388,021.20
  5. Step 5: Solve for x
    x = 19,807,388,021.20/233,940.61
  6. Step 6: Final answer
    x = 84,668.45

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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.