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Finding the Fourth Proportional to 229,984.43, 344,952.37 and 61,521.77

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Solution

The fourth proportional to 229,984.43, 344,952.37 and 61,521.77 is: 92,276.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,984.43 : 344,952.37 = 61,521.77 : x
  2. Step 2: Convert to fraction form
    229,984.43/344,952.37 = 61,521.77/x
  3. Step 3: Cross multiply
    229,984.43x = 344,952.37 × 61,521.77
  4. Step 4: Simplify right side
    229,984.43x = 21,222,080,368.09
  5. Step 5: Solve for x
    x = 21,222,080,368.09/229,984.43
  6. Step 6: Final answer
    x = 92,276.16

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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.