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Finding the Fourth Proportional to 184,483.36, 276,724.98 and 105,542.20

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Solution

The fourth proportional to 184,483.36, 276,724.98 and 105,542.20 is: 158,313.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,483.36 : 276,724.98 = 105,542.20 : x
  2. Step 2: Convert to fraction form
    184,483.36/276,724.98 = 105,542.20/x
  3. Step 3: Cross multiply
    184,483.36x = 276,724.98 × 105,542.20
  4. Step 4: Simplify right side
    184,483.36x = 29,206,163,184.16
  5. Step 5: Solve for x
    x = 29,206,163,184.16/184,483.36
  6. Step 6: Final answer
    x = 158,313.27

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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.