Home / 213,370.05-294,448.46-117,870.51

Finding the Fourth Proportional to 213,370.05, 294,448.46 and 117,870.51

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Solution

The fourth proportional to 213,370.05, 294,448.46 and 117,870.51 is: 162,660.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,370.05 : 294,448.46 = 117,870.51 : x
  2. Step 2: Convert to fraction form
    213,370.05/294,448.46 = 117,870.51/x
  3. Step 3: Cross multiply
    213,370.05x = 294,448.46 × 117,870.51
  4. Step 4: Simplify right side
    213,370.05x = 34,706,789,559.56
  5. Step 5: Solve for x
    x = 34,706,789,559.56/213,370.05
  6. Step 6: Final answer
    x = 162,660.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.