Home / 98,254.08-147,410.28-45,694.80

Finding the Fourth Proportional to 98,254.08, 147,410.28 and 45,694.80

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Solution

The fourth proportional to 98,254.08, 147,410.28 and 45,694.80 is: 68,555.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,254.08 : 147,410.28 = 45,694.80 : x
  2. Step 2: Convert to fraction form
    98,254.08/147,410.28 = 45,694.80/x
  3. Step 3: Cross multiply
    98,254.08x = 147,410.28 × 45,694.80
  4. Step 4: Simplify right side
    98,254.08x = 6,735,883,262.54
  5. Step 5: Solve for x
    x = 6,735,883,262.54/98,254.08
  6. Step 6: Final answer
    x = 68,555.76

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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.