Home / 214,670.80-322,057.40-89,942.48

Finding the Fourth Proportional to 214,670.80, 322,057.40 and 89,942.48

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Solution

The fourth proportional to 214,670.80, 322,057.40 and 89,942.48 is: 134,935.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,670.80 : 322,057.40 = 89,942.48 : x
  2. Step 2: Convert to fraction form
    214,670.80/322,057.40 = 89,942.48/x
  3. Step 3: Cross multiply
    214,670.80x = 322,057.40 × 89,942.48
  4. Step 4: Simplify right side
    214,670.80x = 28,966,641,258.35
  5. Step 5: Solve for x
    x = 28,966,641,258.35/214,670.80
  6. Step 6: Final answer
    x = 134,935.17

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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.