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Finding the Fourth Proportional to 248,106.80, 372,160.20 and 235,276.40

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Solution

The fourth proportional to 248,106.80, 372,160.20 and 235,276.40 is: 352,914.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,106.80 : 372,160.20 = 235,276.40 : x
  2. Step 2: Convert to fraction form
    248,106.80/372,160.20 = 235,276.40/x
  3. Step 3: Cross multiply
    248,106.80x = 372,160.20 × 235,276.40
  4. Step 4: Simplify right side
    248,106.80x = 87,560,512,079.28
  5. Step 5: Solve for x
    x = 87,560,512,079.28/248,106.80
  6. Step 6: Final answer
    x = 352,914.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.