Home / 213,132.26-294,124.96-117,639.03

Finding the Fourth Proportional to 213,132.26, 294,124.96 and 117,639.03

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Solution

The fourth proportional to 213,132.26, 294,124.96 and 117,639.03 is: 162,343.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,132.26 : 294,124.96 = 117,639.03 : x
  2. Step 2: Convert to fraction form
    213,132.26/294,124.96 = 117,639.03/x
  3. Step 3: Cross multiply
    213,132.26x = 294,124.96 × 117,639.03
  4. Step 4: Simplify right side
    213,132.26x = 34,600,574,404.99
  5. Step 5: Solve for x
    x = 34,600,574,404.99/213,132.26
  6. Step 6: Final answer
    x = 162,343.21

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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.