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Finding the Fourth Proportional to 98,009.88, 146,900.92 and 44,621.57

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Solution

The fourth proportional to 98,009.88, 146,900.92 and 44,621.57 is: 66,880.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,009.88 : 146,900.92 = 44,621.57 : x
  2. Step 2: Convert to fraction form
    98,009.88/146,900.92 = 44,621.57/x
  3. Step 3: Cross multiply
    98,009.88x = 146,900.92 × 44,621.57
  4. Step 4: Simplify right side
    98,009.88x = 6,554,949,684.84
  5. Step 5: Solve for x
    x = 6,554,949,684.84/98,009.88
  6. Step 6: Final answer
    x = 66,880.50

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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.