Home / 98,285.49-147,453.75-28,170.27

Finding the Fourth Proportional to 98,285.49, 147,453.75 and 28,170.27

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Solution

The fourth proportional to 98,285.49, 147,453.75 and 28,170.27 is: 42,262.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,285.49 : 147,453.75 = 28,170.27 : x
  2. Step 2: Convert to fraction form
    98,285.49/147,453.75 = 28,170.27/x
  3. Step 3: Cross multiply
    98,285.49x = 147,453.75 × 28,170.27
  4. Step 4: Simplify right side
    98,285.49x = 4,153,811,950.01
  5. Step 5: Solve for x
    x = 4,153,811,950.01/98,285.49
  6. Step 6: Final answer
    x = 42,262.72

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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.