Home / 155,292.37-214,302.19-97,968.71

Finding the Fourth Proportional to 155,292.37, 214,302.19 and 97,968.71

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Solution

The fourth proportional to 155,292.37, 214,302.19 and 97,968.71 is: 135,196.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,292.37 : 214,302.19 = 97,968.71 : x
  2. Step 2: Convert to fraction form
    155,292.37/214,302.19 = 97,968.71/x
  3. Step 3: Cross multiply
    155,292.37x = 214,302.19 × 97,968.71
  4. Step 4: Simplify right side
    155,292.37x = 20,994,907,788.04
  5. Step 5: Solve for x
    x = 20,994,907,788.04/155,292.37
  6. Step 6: Final answer
    x = 135,196.01

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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.