Home / 142,847.19-214,262.28-63,940.23

Finding the Fourth Proportional to 142,847.19, 214,262.28 and 63,940.23

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Solution

The fourth proportional to 142,847.19, 214,262.28 and 63,940.23 is: 95,906.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,847.19 : 214,262.28 = 63,940.23 : x
  2. Step 2: Convert to fraction form
    142,847.19/214,262.28 = 63,940.23/x
  3. Step 3: Cross multiply
    142,847.19x = 214,262.28 × 63,940.23
  4. Step 4: Simplify right side
    142,847.19x = 13,699,979,463.52
  5. Step 5: Solve for x
    x = 13,699,979,463.52/142,847.19
  6. Step 6: Final answer
    x = 95,906.54

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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.