Home / 100,933.98-151,258.16-55,975.12

Finding the Fourth Proportional to 100,933.98, 151,258.16 and 55,975.12

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Solution

The fourth proportional to 100,933.98, 151,258.16 and 55,975.12 is: 83,883.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,933.98 : 151,258.16 = 55,975.12 : x
  2. Step 2: Convert to fraction form
    100,933.98/151,258.16 = 55,975.12/x
  3. Step 3: Cross multiply
    100,933.98x = 151,258.16 × 55,975.12
  4. Step 4: Simplify right side
    100,933.98x = 8,466,693,208.86
  5. Step 5: Solve for x
    x = 8,466,693,208.86/100,933.98
  6. Step 6: Final answer
    x = 83,883.47

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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.