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Finding the Fourth Proportional to 123,048, 184,445.91 and 93,403.08

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Solution

The fourth proportional to 123,048, 184,445.91 and 93,403.08 is: 140,008.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,048 : 184,445.91 = 93,403.08 : x
  2. Step 2: Convert to fraction form
    123,048/184,445.91 = 93,403.08/x
  3. Step 3: Cross multiply
    123,048x = 184,445.91 × 93,403.08
  4. Step 4: Simplify right side
    123,048x = 17,227,816,087.40
  5. Step 5: Solve for x
    x = 17,227,816,087.40/123,048
  6. Step 6: Final answer
    x = 140,008.91

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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.