Home / 94,895.82-130,938.53-54,611.28

Finding the Fourth Proportional to 94,895.82, 130,938.53 and 54,611.28

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Solution

The fourth proportional to 94,895.82, 130,938.53 and 54,611.28 is: 75,353.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,895.82 : 130,938.53 = 54,611.28 : x
  2. Step 2: Convert to fraction form
    94,895.82/130,938.53 = 54,611.28/x
  3. Step 3: Cross multiply
    94,895.82x = 130,938.53 × 54,611.28
  4. Step 4: Simplify right side
    94,895.82x = 7,150,720,451.56
  5. Step 5: Solve for x
    x = 7,150,720,451.56/94,895.82
  6. Step 6: Final answer
    x = 75,353.38

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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.