Home / 74,882.28-103,292.20-44,647.40

Finding the Fourth Proportional to 74,882.28, 103,292.20 and 44,647.40

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Solution

The fourth proportional to 74,882.28, 103,292.20 and 44,647.40 is: 61,586.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,882.28 : 103,292.20 = 44,647.40 : x
  2. Step 2: Convert to fraction form
    74,882.28/103,292.20 = 44,647.40/x
  3. Step 3: Cross multiply
    74,882.28x = 103,292.20 × 44,647.40
  4. Step 4: Simplify right side
    74,882.28x = 4,611,728,170.28
  5. Step 5: Solve for x
    x = 4,611,728,170.28/74,882.28
  6. Step 6: Final answer
    x = 61,586.37

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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.