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Finding the Fourth Proportional to 149,248.98, 223,638.98 and 104,225.94

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Solution

The fourth proportional to 149,248.98, 223,638.98 and 104,225.94 is: 156,175.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,248.98 : 223,638.98 = 104,225.94 : x
  2. Step 2: Convert to fraction form
    149,248.98/223,638.98 = 104,225.94/x
  3. Step 3: Cross multiply
    149,248.98x = 223,638.98 × 104,225.94
  4. Step 4: Simplify right side
    149,248.98x = 23,308,982,390.01
  5. Step 5: Solve for x
    x = 23,308,982,390.01/149,248.98
  6. Step 6: Final answer
    x = 156,175.15

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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.