Home / 98,084.46-147,024.63-45,450.66

Finding the Fourth Proportional to 98,084.46, 147,024.63 and 45,450.66

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Solution

The fourth proportional to 98,084.46, 147,024.63 and 45,450.66 is: 68,128.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,084.46 : 147,024.63 = 45,450.66 : x
  2. Step 2: Convert to fraction form
    98,084.46/147,024.63 = 45,450.66/x
  3. Step 3: Cross multiply
    98,084.46x = 147,024.63 × 45,450.66
  4. Step 4: Simplify right side
    98,084.46x = 6,682,366,469.76
  5. Step 5: Solve for x
    x = 6,682,366,469.76/98,084.46
  6. Step 6: Final answer
    x = 68,128.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.