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Finding the Fourth Proportional to 184,063.20, 276,094.80 and 65,738.40

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Solution

The fourth proportional to 184,063.20, 276,094.80 and 65,738.40 is: 98,607.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,063.20 : 276,094.80 = 65,738.40 : x
  2. Step 2: Convert to fraction form
    184,063.20/276,094.80 = 65,738.40/x
  3. Step 3: Cross multiply
    184,063.20x = 276,094.80 × 65,738.40
  4. Step 4: Simplify right side
    184,063.20x = 18,150,030,400.32
  5. Step 5: Solve for x
    x = 18,150,030,400.32/184,063.20
  6. Step 6: Final answer
    x = 98,607.60

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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.