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Finding the Fourth Proportional to 236,502.63, 326,314.58 and 151,734.51

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Solution

The fourth proportional to 236,502.63, 326,314.58 and 151,734.51 is: 209,355.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,502.63 : 326,314.58 = 151,734.51 : x
  2. Step 2: Convert to fraction form
    236,502.63/326,314.58 = 151,734.51/x
  3. Step 3: Cross multiply
    236,502.63x = 326,314.58 × 151,734.51
  4. Step 4: Simplify right side
    236,502.63x = 49,513,182,143.48
  5. Step 5: Solve for x
    x = 49,513,182,143.48/236,502.63
  6. Step 6: Final answer
    x = 209,355.74

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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.