Home / 255,239.83-352,224.93-142,060.15

Finding the Fourth Proportional to 255,239.83, 352,224.93 and 142,060.15

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Solution

The fourth proportional to 255,239.83, 352,224.93 and 142,060.15 is: 196,039.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,239.83 : 352,224.93 = 142,060.15 : x
  2. Step 2: Convert to fraction form
    255,239.83/352,224.93 = 142,060.15/x
  3. Step 3: Cross multiply
    255,239.83x = 352,224.93 × 142,060.15
  4. Step 4: Simplify right side
    255,239.83x = 50,037,126,389.54
  5. Step 5: Solve for x
    x = 50,037,126,389.54/255,239.83
  6. Step 6: Final answer
    x = 196,039.65

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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.