Home / 146,507.08-202,178.54-82,847.16

Finding the Fourth Proportional to 146,507.08, 202,178.54 and 82,847.16

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Solution

The fourth proportional to 146,507.08, 202,178.54 and 82,847.16 is: 114,328.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,507.08 : 202,178.54 = 82,847.16 : x
  2. Step 2: Convert to fraction form
    146,507.08/202,178.54 = 82,847.16/x
  3. Step 3: Cross multiply
    146,507.08x = 202,178.54 × 82,847.16
  4. Step 4: Simplify right side
    146,507.08x = 16,749,917,851.95
  5. Step 5: Solve for x
    x = 16,749,917,851.95/146,507.08
  6. Step 6: Final answer
    x = 114,328.39

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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.