Home / 100,700.36-151,066.86-33,212.24

Finding the Fourth Proportional to 100,700.36, 151,066.86 and 33,212.24

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Solution

The fourth proportional to 100,700.36, 151,066.86 and 33,212.24 is: 49,823.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,700.36 : 151,066.86 = 33,212.24 : x
  2. Step 2: Convert to fraction form
    100,700.36/151,066.86 = 33,212.24/x
  3. Step 3: Cross multiply
    100,700.36x = 151,066.86 × 33,212.24
  4. Step 4: Simplify right side
    100,700.36x = 5,017,268,810.37
  5. Step 5: Solve for x
    x = 5,017,268,810.37/100,700.36
  6. Step 6: Final answer
    x = 49,823.74

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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.