Home / 135,238.58-202,957.42-64,161.34

Finding the Fourth Proportional to 135,238.58, 202,957.42 and 64,161.34

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Solution

The fourth proportional to 135,238.58, 202,957.42 and 64,161.34 is: 96,289.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,238.58 : 202,957.42 = 64,161.34 : x
  2. Step 2: Convert to fraction form
    135,238.58/202,957.42 = 64,161.34/x
  3. Step 3: Cross multiply
    135,238.58x = 202,957.42 × 64,161.34
  4. Step 4: Simplify right side
    135,238.58x = 13,022,020,030.14
  5. Step 5: Solve for x
    x = 13,022,020,030.14/135,238.58
  6. Step 6: Final answer
    x = 96,289.24

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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.