Home / 84,522.21-116,640.25-45,760.06

Finding the Fourth Proportional to 84,522.21, 116,640.25 and 45,760.06

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Solution

The fourth proportional to 84,522.21, 116,640.25 and 45,760.06 is: 63,148.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,522.21 : 116,640.25 = 45,760.06 : x
  2. Step 2: Convert to fraction form
    84,522.21/116,640.25 = 45,760.06/x
  3. Step 3: Cross multiply
    84,522.21x = 116,640.25 × 45,760.06
  4. Step 4: Simplify right side
    84,522.21x = 5,337,464,838.42
  5. Step 5: Solve for x
    x = 5,337,464,838.42/84,522.21
  6. Step 6: Final answer
    x = 63,148.67

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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.