Home / 212,276.54-292,923.86-125,047.77

Finding the Fourth Proportional to 212,276.54, 292,923.86 and 125,047.77

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Solution

The fourth proportional to 212,276.54, 292,923.86 and 125,047.77 is: 172,555.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,276.54 : 292,923.86 = 125,047.77 : x
  2. Step 2: Convert to fraction form
    212,276.54/292,923.86 = 125,047.77/x
  3. Step 3: Cross multiply
    212,276.54x = 292,923.86 × 125,047.77
  4. Step 4: Simplify right side
    212,276.54x = 36,629,474,847.55
  5. Step 5: Solve for x
    x = 36,629,474,847.55/212,276.54
  6. Step 6: Final answer
    x = 172,555.46

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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.