Home / 90,998.40-136,497.60-46,610.40

Finding the Fourth Proportional to 90,998.40, 136,497.60 and 46,610.40

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Solution

The fourth proportional to 90,998.40, 136,497.60 and 46,610.40 is: 69,915.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,998.40 : 136,497.60 = 46,610.40 : x
  2. Step 2: Convert to fraction form
    90,998.40/136,497.60 = 46,610.40/x
  3. Step 3: Cross multiply
    90,998.40x = 136,497.60 × 46,610.40
  4. Step 4: Simplify right side
    90,998.40x = 6,362,207,735.04
  5. Step 5: Solve for x
    x = 6,362,207,735.04/90,998.40
  6. Step 6: Final answer
    x = 69,915.60

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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.