Home / 255,233.58-352,216.35-142,053.90

Finding the Fourth Proportional to 255,233.58, 352,216.35 and 142,053.90

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Solution

The fourth proportional to 255,233.58, 352,216.35 and 142,053.90 is: 196,031.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,233.58 : 352,216.35 = 142,053.90 : x
  2. Step 2: Convert to fraction form
    255,233.58/352,216.35 = 142,053.90/x
  3. Step 3: Cross multiply
    255,233.58x = 352,216.35 × 142,053.90
  4. Step 4: Simplify right side
    255,233.58x = 50,033,706,161.27
  5. Step 5: Solve for x
    x = 50,033,706,161.27/255,233.58
  6. Step 6: Final answer
    x = 196,031.05

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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.