Home / 248,002.14-342,221.04-137,623.62

Finding the Fourth Proportional to 248,002.14, 342,221.04 and 137,623.62

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Solution

The fourth proportional to 248,002.14, 342,221.04 and 137,623.62 is: 189,908.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,002.14 : 342,221.04 = 137,623.62 : x
  2. Step 2: Convert to fraction form
    248,002.14/342,221.04 = 137,623.62/x
  3. Step 3: Cross multiply
    248,002.14x = 342,221.04 × 137,623.62
  4. Step 4: Simplify right side
    248,002.14x = 47,097,698,364.96
  5. Step 5: Solve for x
    x = 47,097,698,364.96/248,002.14
  6. Step 6: Final answer
    x = 189,908.44

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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.