Home / 248,204.80-372,307.20-130,106.80

Finding the Fourth Proportional to 248,204.80, 372,307.20 and 130,106.80

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Solution

The fourth proportional to 248,204.80, 372,307.20 and 130,106.80 is: 195,160.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,204.80 : 372,307.20 = 130,106.80 : x
  2. Step 2: Convert to fraction form
    248,204.80/372,307.20 = 130,106.80/x
  3. Step 3: Cross multiply
    248,204.80x = 372,307.20 × 130,106.80
  4. Step 4: Simplify right side
    248,204.80x = 48,439,698,408.96
  5. Step 5: Solve for x
    x = 48,439,698,408.96/248,204.80
  6. Step 6: Final answer
    x = 195,160.20

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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.