Home / 134,739.96-202,051.45-71,546.32

Finding the Fourth Proportional to 134,739.96, 202,051.45 and 71,546.32

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Solution

The fourth proportional to 134,739.96, 202,051.45 and 71,546.32 is: 107,288.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,739.96 : 202,051.45 = 71,546.32 : x
  2. Step 2: Convert to fraction form
    134,739.96/202,051.45 = 71,546.32/x
  3. Step 3: Cross multiply
    134,739.96x = 202,051.45 × 71,546.32
  4. Step 4: Simplify right side
    134,739.96x = 14,456,037,698.16
  5. Step 5: Solve for x
    x = 14,456,037,698.16/134,739.96
  6. Step 6: Final answer
    x = 107,288.42

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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.