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Finding the Fourth Proportional to 184,143.40, 275,826.30 and 164,444.20

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Solution

The fourth proportional to 184,143.40, 275,826.30 and 164,444.20 is: 246,319.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,143.40 : 275,826.30 = 164,444.20 : x
  2. Step 2: Convert to fraction form
    184,143.40/275,826.30 = 164,444.20/x
  3. Step 3: Cross multiply
    184,143.40x = 275,826.30 × 164,444.20
  4. Step 4: Simplify right side
    184,143.40x = 45,358,035,242.46
  5. Step 5: Solve for x
    x = 45,358,035,242.46/184,143.40
  6. Step 6: Final answer
    x = 246,319.09

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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.