Home / 98,752.18-148,150.49-31,288.27

Finding the Fourth Proportional to 98,752.18, 148,150.49 and 31,288.27

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Solution

The fourth proportional to 98,752.18, 148,150.49 and 31,288.27 is: 46,939.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,752.18 : 148,150.49 = 31,288.27 : x
  2. Step 2: Convert to fraction form
    98,752.18/148,150.49 = 31,288.27/x
  3. Step 3: Cross multiply
    98,752.18x = 148,150.49 × 31,288.27
  4. Step 4: Simplify right side
    98,752.18x = 4,635,371,634.56
  5. Step 5: Solve for x
    x = 4,635,371,634.56/98,752.18
  6. Step 6: Final answer
    x = 46,939.44

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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.