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Finding the Fourth Proportional to 241,663.76, 362,495.88 and 91,868.88

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Solution

The fourth proportional to 241,663.76, 362,495.88 and 91,868.88 is: 137,803.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,663.76 : 362,495.88 = 91,868.88 : x
  2. Step 2: Convert to fraction form
    241,663.76/362,495.88 = 91,868.88/x
  3. Step 3: Cross multiply
    241,663.76x = 362,495.88 × 91,868.88
  4. Step 4: Simplify right side
    241,663.76x = 33,302,090,500.21
  5. Step 5: Solve for x
    x = 33,302,090,500.21/241,663.76
  6. Step 6: Final answer
    x = 137,803.41

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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.