Home / 255,200.24-352,136.60-142,022.64

Finding the Fourth Proportional to 255,200.24, 352,136.60 and 142,022.64

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Solution

The fourth proportional to 255,200.24, 352,136.60 and 142,022.64 is: 195,969.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,200.24 : 352,136.60 = 142,022.64 : x
  2. Step 2: Convert to fraction form
    255,200.24/352,136.60 = 142,022.64/x
  3. Step 3: Cross multiply
    255,200.24x = 352,136.60 × 142,022.64
  4. Step 4: Simplify right side
    255,200.24x = 50,011,369,572.62
  5. Step 5: Solve for x
    x = 50,011,369,572.62/255,200.24
  6. Step 6: Final answer
    x = 195,969.13

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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.