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Finding the Fourth Proportional to 222,710.46, 307,268.18 and 125,904.98

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Solution

The fourth proportional to 222,710.46, 307,268.18 and 125,904.98 is: 173,708.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,710.46 : 307,268.18 = 125,904.98 : x
  2. Step 2: Convert to fraction form
    222,710.46/307,268.18 = 125,904.98/x
  3. Step 3: Cross multiply
    222,710.46x = 307,268.18 × 125,904.98
  4. Step 4: Simplify right side
    222,710.46x = 38,686,595,376.54
  5. Step 5: Solve for x
    x = 38,686,595,376.54/222,710.46
  6. Step 6: Final answer
    x = 173,708.03

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1.5x scale

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.