Home / 142,968.84-214,593.59-119,427.60

Finding the Fourth Proportional to 142,968.84, 214,593.59 and 119,427.60

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Solution

The fourth proportional to 142,968.84, 214,593.59 and 119,427.60 is: 179,258.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,968.84 : 214,593.59 = 119,427.60 : x
  2. Step 2: Convert to fraction form
    142,968.84/214,593.59 = 119,427.60/x
  3. Step 3: Cross multiply
    142,968.84x = 214,593.59 × 119,427.60
  4. Step 4: Simplify right side
    142,968.84x = 25,628,397,429.08
  5. Step 5: Solve for x
    x = 25,628,397,429.08/142,968.84
  6. Step 6: Final answer
    x = 179,258.62

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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.