Home / 222,464.51-307,001.34-120,490.17

Finding the Fourth Proportional to 222,464.51, 307,001.34 and 120,490.17

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Solution

The fourth proportional to 222,464.51, 307,001.34 and 120,490.17 is: 166,276.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,464.51 : 307,001.34 = 120,490.17 : x
  2. Step 2: Convert to fraction form
    222,464.51/307,001.34 = 120,490.17/x
  3. Step 3: Cross multiply
    222,464.51x = 307,001.34 × 120,490.17
  4. Step 4: Simplify right side
    222,464.51x = 36,990,642,495.57
  5. Step 5: Solve for x
    x = 36,990,642,495.57/222,464.51
  6. Step 6: Final answer
    x = 166,276.60

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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.