Home / 126,163.08-189,245.40-37,417.32

Finding the Fourth Proportional to 126,163.08, 189,245.40 and 37,417.32

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Solution

The fourth proportional to 126,163.08, 189,245.40 and 37,417.32 is: 56,126.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,163.08 : 189,245.40 = 37,417.32 : x
  2. Step 2: Convert to fraction form
    126,163.08/189,245.40 = 37,417.32/x
  3. Step 3: Cross multiply
    126,163.08x = 189,245.40 × 37,417.32
  4. Step 4: Simplify right side
    126,163.08x = 7,081,055,690.33
  5. Step 5: Solve for x
    x = 7,081,055,690.33/126,163.08
  6. Step 6: Final answer
    x = 56,126.21

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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.