Home / 145,943.58-201,414.36-82,294.56

Finding the Fourth Proportional to 145,943.58, 201,414.36 and 82,294.56

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Solution

The fourth proportional to 145,943.58, 201,414.36 and 82,294.56 is: 113,573.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,943.58 : 201,414.36 = 82,294.56 : x
  2. Step 2: Convert to fraction form
    145,943.58/201,414.36 = 82,294.56/x
  3. Step 3: Cross multiply
    145,943.58x = 201,414.36 × 82,294.56
  4. Step 4: Simplify right side
    145,943.58x = 16,575,306,133.88
  5. Step 5: Solve for x
    x = 16,575,306,133.88/145,943.58
  6. Step 6: Final answer
    x = 113,573.38

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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.