Home / 213,369.80-294,448.11-117,870.26

Finding the Fourth Proportional to 213,369.80, 294,448.11 and 117,870.26

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Solution

The fourth proportional to 213,369.80, 294,448.11 and 117,870.26 is: 162,659.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,369.80 : 294,448.11 = 117,870.26 : x
  2. Step 2: Convert to fraction form
    213,369.80/294,448.11 = 117,870.26/x
  3. Step 3: Cross multiply
    213,369.80x = 294,448.11 × 117,870.26
  4. Step 4: Simplify right side
    213,369.80x = 34,706,675,282.21
  5. Step 5: Solve for x
    x = 34,706,675,282.21/213,369.80
  6. Step 6: Final answer
    x = 162,659.74

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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.