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Finding the Fourth Proportional to 236,896.56, 355,344.84 and 118,448.64

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Solution

The fourth proportional to 236,896.56, 355,344.84 and 118,448.64 is: 177,672.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,896.56 : 355,344.84 = 118,448.64 : x
  2. Step 2: Convert to fraction form
    236,896.56/355,344.84 = 118,448.64/x
  3. Step 3: Cross multiply
    236,896.56x = 355,344.84 × 118,448.64
  4. Step 4: Simplify right side
    236,896.56x = 42,090,113,029.02
  5. Step 5: Solve for x
    x = 42,090,113,029.02/236,896.56
  6. Step 6: Final answer
    x = 177,672.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.