Home / 49,956.36-68,868.27-30,823.35

Finding the Fourth Proportional to 49,956.36, 68,868.27 and 30,823.35

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Solution

The fourth proportional to 49,956.36, 68,868.27 and 30,823.35 is: 42,492.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,956.36 : 68,868.27 = 30,823.35 : x
  2. Step 2: Convert to fraction form
    49,956.36/68,868.27 = 30,823.35/x
  3. Step 3: Cross multiply
    49,956.36x = 68,868.27 × 30,823.35
  4. Step 4: Simplify right side
    49,956.36x = 2,122,750,790.10
  5. Step 5: Solve for x
    x = 2,122,750,790.10/49,956.36
  6. Step 6: Final answer
    x = 42,492.10

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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.