Home / 184,111.45-254,071.38-103,538.95

Finding the Fourth Proportional to 184,111.45, 254,071.38 and 103,538.95

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Solution

The fourth proportional to 184,111.45, 254,071.38 and 103,538.95 is: 142,882.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,111.45 : 254,071.38 = 103,538.95 : x
  2. Step 2: Convert to fraction form
    184,111.45/254,071.38 = 103,538.95/x
  3. Step 3: Cross multiply
    184,111.45x = 254,071.38 × 103,538.95
  4. Step 4: Simplify right side
    184,111.45x = 26,306,283,910.25
  5. Step 5: Solve for x
    x = 26,306,283,910.25/184,111.45
  6. Step 6: Final answer
    x = 142,882.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.