Home / 172,944.84-238,679.52-104,979.12

Finding the Fourth Proportional to 172,944.84, 238,679.52 and 104,979.12

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Solution

The fourth proportional to 172,944.84, 238,679.52 and 104,979.12 is: 144,880.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,944.84 : 238,679.52 = 104,979.12 : x
  2. Step 2: Convert to fraction form
    172,944.84/238,679.52 = 104,979.12/x
  3. Step 3: Cross multiply
    172,944.84x = 238,679.52 × 104,979.12
  4. Step 4: Simplify right side
    172,944.84x = 25,056,365,971.62
  5. Step 5: Solve for x
    x = 25,056,365,971.62/172,944.84
  6. Step 6: Final answer
    x = 144,880.68

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1.5x scale

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.