Home / 101,187.37-151,752.34-30,107.13

Finding the Fourth Proportional to 101,187.37, 151,752.34 and 30,107.13

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Solution

The fourth proportional to 101,187.37, 151,752.34 and 30,107.13 is: 45,152.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,187.37 : 151,752.34 = 30,107.13 : x
  2. Step 2: Convert to fraction form
    101,187.37/151,752.34 = 30,107.13/x
  3. Step 3: Cross multiply
    101,187.37x = 151,752.34 × 30,107.13
  4. Step 4: Simplify right side
    101,187.37x = 4,568,827,277.65
  5. Step 5: Solve for x
    x = 4,568,827,277.65/101,187.37
  6. Step 6: Final answer
    x = 45,152.15

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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.