Home / 98,834.13-148,234.50-27,740.45

Finding the Fourth Proportional to 98,834.13, 148,234.50 and 27,740.45

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Solution

The fourth proportional to 98,834.13, 148,234.50 and 27,740.45 is: 41,605.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,834.13 : 148,234.50 = 27,740.45 : x
  2. Step 2: Convert to fraction form
    98,834.13/148,234.50 = 27,740.45/x
  3. Step 3: Cross multiply
    98,834.13x = 148,234.50 × 27,740.45
  4. Step 4: Simplify right side
    98,834.13x = 4,112,091,735.53
  5. Step 5: Solve for x
    x = 4,112,091,735.53/98,834.13
  6. Step 6: Final answer
    x = 41,605.99

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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.