Home / 112,172.48-168,222.32-37,272.51

Finding the Fourth Proportional to 112,172.48, 168,222.32 and 37,272.51

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Solution

The fourth proportional to 112,172.48, 168,222.32 and 37,272.51 is: 55,896.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,172.48 : 168,222.32 = 37,272.51 : x
  2. Step 2: Convert to fraction form
    112,172.48/168,222.32 = 37,272.51/x
  3. Step 3: Cross multiply
    112,172.48x = 168,222.32 × 37,272.51
  4. Step 4: Simplify right side
    112,172.48x = 6,270,067,918.06
  5. Step 5: Solve for x
    x = 6,270,067,918.06/112,172.48
  6. Step 6: Final answer
    x = 55,896.67

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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.