Home / 236,918.36-355,543.59-136,941

Finding the Fourth Proportional to 236,918.36, 355,543.59 and 136,941

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Solution

The fourth proportional to 236,918.36, 355,543.59 and 136,941 is: 205,507.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,918.36 : 355,543.59 = 136,941 : x
  2. Step 2: Convert to fraction form
    236,918.36/355,543.59 = 136,941/x
  3. Step 3: Cross multiply
    236,918.36x = 355,543.59 × 136,941
  4. Step 4: Simplify right side
    236,918.36x = 48,688,494,758.19
  5. Step 5: Solve for x
    x = 48,688,494,758.19/236,918.36
  6. Step 6: Final answer
    x = 205,507.48

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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.