Home / 145,662.16-201,032.94-82,012.36

Finding the Fourth Proportional to 145,662.16, 201,032.94 and 82,012.36

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Solution

The fourth proportional to 145,662.16, 201,032.94 and 82,012.36 is: 113,187.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,662.16 : 201,032.94 = 82,012.36 : x
  2. Step 2: Convert to fraction form
    145,662.16/201,032.94 = 82,012.36/x
  3. Step 3: Cross multiply
    145,662.16x = 201,032.94 × 82,012.36
  4. Step 4: Simplify right side
    145,662.16x = 16,487,185,847.14
  5. Step 5: Solve for x
    x = 16,487,185,847.14/145,662.16
  6. Step 6: Final answer
    x = 113,187.84

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1.5x scale

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.