Home / 255,215.04-352,196.74-142,064.52

Finding the Fourth Proportional to 255,215.04, 352,196.74 and 142,064.52

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Solution

The fourth proportional to 255,215.04, 352,196.74 and 142,064.52 is: 196,049.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,215.04 : 352,196.74 = 142,064.52 : x
  2. Step 2: Convert to fraction form
    255,215.04/352,196.74 = 142,064.52/x
  3. Step 3: Cross multiply
    255,215.04x = 352,196.74 × 142,064.52
  4. Step 4: Simplify right side
    255,215.04x = 50,034,660,813.66
  5. Step 5: Solve for x
    x = 50,034,660,813.66/255,215.04
  6. Step 6: Final answer
    x = 196,049.03

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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.