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Finding the Fourth Proportional to 236,527, 326,407.26 and 161,207.08

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Solution

The fourth proportional to 236,527, 326,407.26 and 161,207.08 is: 222,465.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,527 : 326,407.26 = 161,207.08 : x
  2. Step 2: Convert to fraction form
    236,527/326,407.26 = 161,207.08/x
  3. Step 3: Cross multiply
    236,527x = 326,407.26 × 161,207.08
  4. Step 4: Simplify right side
    236,527x = 52,619,161,275.40
  5. Step 5: Solve for x
    x = 52,619,161,275.40/236,527
  6. Step 6: Final answer
    x = 222,465.77

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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.