Home / 245,002.20-367,514.10-138,384.60

Finding the Fourth Proportional to 245,002.20, 367,514.10 and 138,384.60

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Solution

The fourth proportional to 245,002.20, 367,514.10 and 138,384.60 is: 207,583.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,002.20 : 367,514.10 = 138,384.60 : x
  2. Step 2: Convert to fraction form
    245,002.20/367,514.10 = 138,384.60/x
  3. Step 3: Cross multiply
    245,002.20x = 367,514.10 × 138,384.60
  4. Step 4: Simplify right side
    245,002.20x = 50,858,291,722.86
  5. Step 5: Solve for x
    x = 50,858,291,722.86/245,002.20
  6. Step 6: Final answer
    x = 207,583.00

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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.