Home / 248,053.76-342,323.20-142,090.24

Finding the Fourth Proportional to 248,053.76, 342,323.20 and 142,090.24

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Solution

The fourth proportional to 248,053.76, 342,323.20 and 142,090.24 is: 196,089.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,053.76 : 342,323.20 = 142,090.24 : x
  2. Step 2: Convert to fraction form
    248,053.76/342,323.20 = 142,090.24/x
  3. Step 3: Cross multiply
    248,053.76x = 342,323.20 × 142,090.24
  4. Step 4: Simplify right side
    248,053.76x = 48,640,785,645.57
  5. Step 5: Solve for x
    x = 48,640,785,645.57/248,053.76
  6. Step 6: Final answer
    x = 196,089.69

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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.