Home / 143,147.52-214,693.58-43,284.30

Finding the Fourth Proportional to 143,147.52, 214,693.58 and 43,284.30

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Solution

The fourth proportional to 143,147.52, 214,693.58 and 43,284.30 is: 64,918.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,147.52 : 214,693.58 = 43,284.30 : x
  2. Step 2: Convert to fraction form
    143,147.52/214,693.58 = 43,284.30/x
  3. Step 3: Cross multiply
    143,147.52x = 214,693.58 × 43,284.30
  4. Step 4: Simplify right side
    143,147.52x = 9,292,861,108.37
  5. Step 5: Solve for x
    x = 9,292,861,108.37/143,147.52
  6. Step 6: Final answer
    x = 64,918.07

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1.5x scale

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.