Home / 135,211.50-202,774.12-46,443.60

Finding the Fourth Proportional to 135,211.50, 202,774.12 and 46,443.60

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Solution

The fourth proportional to 135,211.50, 202,774.12 and 46,443.60 is: 69,650.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,211.50 : 202,774.12 = 46,443.60 : x
  2. Step 2: Convert to fraction form
    135,211.50/202,774.12 = 46,443.60/x
  3. Step 3: Cross multiply
    135,211.50x = 202,774.12 × 46,443.60
  4. Step 4: Simplify right side
    135,211.50x = 9,417,560,003.52
  5. Step 5: Solve for x
    x = 9,417,560,003.52/135,211.50
  6. Step 6: Final answer
    x = 69,650.58

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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.