Home / 136,020.51-204,097.65-61,193.52

Finding the Fourth Proportional to 136,020.51, 204,097.65 and 61,193.52

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Solution

The fourth proportional to 136,020.51, 204,097.65 and 61,193.52 is: 91,820.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,020.51 : 204,097.65 = 61,193.52 : x
  2. Step 2: Convert to fraction form
    136,020.51/204,097.65 = 61,193.52/x
  3. Step 3: Cross multiply
    136,020.51x = 204,097.65 × 61,193.52
  4. Step 4: Simplify right side
    136,020.51x = 12,489,453,627.23
  5. Step 5: Solve for x
    x = 12,489,453,627.23/136,020.51
  6. Step 6: Final answer
    x = 91,820.37

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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.