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Finding the Fourth Proportional to 185,093.52, 255,428.24 and 104,520.16

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Solution

The fourth proportional to 185,093.52, 255,428.24 and 104,520.16 is: 144,237.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,093.52 : 255,428.24 = 104,520.16 : x
  2. Step 2: Convert to fraction form
    185,093.52/255,428.24 = 104,520.16/x
  3. Step 3: Cross multiply
    185,093.52x = 255,428.24 × 104,520.16
  4. Step 4: Simplify right side
    185,093.52x = 26,697,400,513.32
  5. Step 5: Solve for x
    x = 26,697,400,513.32/185,093.52
  6. Step 6: Final answer
    x = 144,237.36

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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.