Home / 65,226.36-98,283.83-53,639.67

Finding the Fourth Proportional to 65,226.36, 98,283.83 and 53,639.67

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Solution

The fourth proportional to 65,226.36, 98,283.83 and 53,639.67 is: 80,824.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,226.36 : 98,283.83 = 53,639.67 : x
  2. Step 2: Convert to fraction form
    65,226.36/98,283.83 = 53,639.67/x
  3. Step 3: Cross multiply
    65,226.36x = 98,283.83 × 53,639.67
  4. Step 4: Simplify right side
    65,226.36x = 5,271,911,939.34
  5. Step 5: Solve for x
    x = 5,271,911,939.34/65,226.36
  6. Step 6: Final answer
    x = 80,824.87

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.