Home / 98,735.91-148,104.28-31,268.29

Finding the Fourth Proportional to 98,735.91, 148,104.28 and 31,268.29

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Solution

The fourth proportional to 98,735.91, 148,104.28 and 31,268.29 is: 46,902.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,735.91 : 148,104.28 = 31,268.29 : x
  2. Step 2: Convert to fraction form
    98,735.91/148,104.28 = 31,268.29/x
  3. Step 3: Cross multiply
    98,735.91x = 148,104.28 × 31,268.29
  4. Step 4: Simplify right side
    98,735.91x = 4,630,967,577.28
  5. Step 5: Solve for x
    x = 4,630,967,577.28/98,735.91
  6. Step 6: Final answer
    x = 46,902.57

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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.