Home / 236,796.80-355,194.24-112,225.28

Finding the Fourth Proportional to 236,796.80, 355,194.24 and 112,225.28

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Solution

The fourth proportional to 236,796.80, 355,194.24 and 112,225.28 is: 168,337.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,796.80 : 355,194.24 = 112,225.28 : x
  2. Step 2: Convert to fraction form
    236,796.80/355,194.24 = 112,225.28/x
  3. Step 3: Cross multiply
    236,796.80x = 355,194.24 × 112,225.28
  4. Step 4: Simplify right side
    236,796.80x = 39,861,773,038.39
  5. Step 5: Solve for x
    x = 39,861,773,038.39/236,796.80
  6. Step 6: Final answer
    x = 168,337.47

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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.