Home / 90,460.40-124,850.30-50,187.14

Finding the Fourth Proportional to 90,460.40, 124,850.30 and 50,187.14

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Solution

The fourth proportional to 90,460.40, 124,850.30 and 50,187.14 is: 69,266.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,460.40 : 124,850.30 = 50,187.14 : x
  2. Step 2: Convert to fraction form
    90,460.40/124,850.30 = 50,187.14/x
  3. Step 3: Cross multiply
    90,460.40x = 124,850.30 × 50,187.14
  4. Step 4: Simplify right side
    90,460.40x = 6,265,879,110.28
  5. Step 5: Solve for x
    x = 6,265,879,110.28/90,460.40
  6. Step 6: Final answer
    x = 69,266.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.