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Finding the Fourth Proportional to 335,554.92, 503,533.38 and 125,340.60

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Solution

The fourth proportional to 335,554.92, 503,533.38 and 125,340.60 is: 188,085.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,554.92 : 503,533.38 = 125,340.60 : x
  2. Step 2: Convert to fraction form
    335,554.92/503,533.38 = 125,340.60/x
  3. Step 3: Cross multiply
    335,554.92x = 503,533.38 × 125,340.60
  4. Step 4: Simplify right side
    335,554.92x = 63,113,175,969.23
  5. Step 5: Solve for x
    x = 63,113,175,969.23/335,554.92
  6. Step 6: Final answer
    x = 188,085.98

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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.