Home / 112,020.40-168,030.60-33,127.60

Finding the Fourth Proportional to 112,020.40, 168,030.60 and 33,127.60

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Solution

The fourth proportional to 112,020.40, 168,030.60 and 33,127.60 is: 49,691.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,020.40 : 168,030.60 = 33,127.60 : x
  2. Step 2: Convert to fraction form
    112,020.40/168,030.60 = 33,127.60/x
  3. Step 3: Cross multiply
    112,020.40x = 168,030.60 × 33,127.60
  4. Step 4: Simplify right side
    112,020.40x = 5,566,450,504.56
  5. Step 5: Solve for x
    x = 5,566,450,504.56/112,020.40
  6. Step 6: Final answer
    x = 49,691.40

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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.