Home / 98,704.16-148,121.85-46,117.75

Finding the Fourth Proportional to 98,704.16, 148,121.85 and 46,117.75

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Solution

The fourth proportional to 98,704.16, 148,121.85 and 46,117.75 is: 69,207.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,704.16 : 148,121.85 = 46,117.75 : x
  2. Step 2: Convert to fraction form
    98,704.16/148,121.85 = 46,117.75/x
  3. Step 3: Cross multiply
    98,704.16x = 148,121.85 × 46,117.75
  4. Step 4: Simplify right side
    98,704.16x = 6,831,046,447.84
  5. Step 5: Solve for x
    x = 6,831,046,447.84/98,704.16
  6. Step 6: Final answer
    x = 69,207.28

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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.