Home / 248,106.34-342,424.97-140,653.56

Finding the Fourth Proportional to 248,106.34, 342,424.97 and 140,653.56

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Solution

The fourth proportional to 248,106.34, 342,424.97 and 140,653.56 is: 194,123.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,106.34 : 342,424.97 = 140,653.56 : x
  2. Step 2: Convert to fraction form
    248,106.34/342,424.97 = 140,653.56/x
  3. Step 3: Cross multiply
    248,106.34x = 342,424.97 × 140,653.56
  4. Step 4: Simplify right side
    248,106.34x = 48,163,292,171.67
  5. Step 5: Solve for x
    x = 48,163,292,171.67/248,106.34
  6. Step 6: Final answer
    x = 194,123.58

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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.