Home / 184,423.20-276,634.80-121,437.60

Finding the Fourth Proportional to 184,423.20, 276,634.80 and 121,437.60

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Solution

The fourth proportional to 184,423.20, 276,634.80 and 121,437.60 is: 182,156.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,423.20 : 276,634.80 = 121,437.60 : x
  2. Step 2: Convert to fraction form
    184,423.20/276,634.80 = 121,437.60/x
  3. Step 3: Cross multiply
    184,423.20x = 276,634.80 × 121,437.60
  4. Step 4: Simplify right side
    184,423.20x = 33,593,866,188.48
  5. Step 5: Solve for x
    x = 33,593,866,188.48/184,423.20
  6. Step 6: Final answer
    x = 182,156.40

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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.