Home / 213,622.92-294,801.54-118,136.04

Finding the Fourth Proportional to 213,622.92, 294,801.54 and 118,136.04

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Solution

The fourth proportional to 213,622.92, 294,801.54 and 118,136.04 is: 163,028.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,622.92 : 294,801.54 = 118,136.04 : x
  2. Step 2: Convert to fraction form
    213,622.92/294,801.54 = 118,136.04/x
  3. Step 3: Cross multiply
    213,622.92x = 294,801.54 × 118,136.04
  4. Step 4: Simplify right side
    213,622.92x = 34,826,686,521.50
  5. Step 5: Solve for x
    x = 34,826,686,521.50/213,622.92
  6. Step 6: Final answer
    x = 163,028.79

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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.