Home / 248,737.35-343,258.70-141,313.28

Finding the Fourth Proportional to 248,737.35, 343,258.70 and 141,313.28

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Solution

The fourth proportional to 248,737.35, 343,258.70 and 141,313.28 is: 195,012.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,737.35 : 343,258.70 = 141,313.28 : x
  2. Step 2: Convert to fraction form
    248,737.35/343,258.70 = 141,313.28/x
  3. Step 3: Cross multiply
    248,737.35x = 343,258.70 × 141,313.28
  4. Step 4: Simplify right side
    248,737.35x = 48,507,011,157.56
  5. Step 5: Solve for x
    x = 48,507,011,157.56/248,737.35
  6. Step 6: Final answer
    x = 195,012.98

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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.