Home / 248,778.04-343,311.06-135,598.36

Finding the Fourth Proportional to 248,778.04, 343,311.06 and 135,598.36

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Solution

The fourth proportional to 248,778.04, 343,311.06 and 135,598.36 is: 187,124.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,778.04 : 343,311.06 = 135,598.36 : x
  2. Step 2: Convert to fraction form
    248,778.04/343,311.06 = 135,598.36/x
  3. Step 3: Cross multiply
    248,778.04x = 343,311.06 × 135,598.36
  4. Step 4: Simplify right side
    248,778.04x = 46,552,416,705.86
  5. Step 5: Solve for x
    x = 46,552,416,705.86/248,778.04
  6. Step 6: Final answer
    x = 187,124.30

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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.