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Finding the Fourth Proportional to 222,502.59, 307,053.93 and 131,903.08

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Solution

The fourth proportional to 222,502.59, 307,053.93 and 131,903.08 is: 182,026.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,502.59 : 307,053.93 = 131,903.08 : x
  2. Step 2: Convert to fraction form
    222,502.59/307,053.93 = 131,903.08/x
  3. Step 3: Cross multiply
    222,502.59x = 307,053.93 × 131,903.08
  4. Step 4: Simplify right side
    222,502.59x = 40,501,359,093.10
  5. Step 5: Solve for x
    x = 40,501,359,093.10/222,502.59
  6. Step 6: Final answer
    x = 182,026.46

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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.