Home / 90,841.46-125,360.26-50,554.51

Finding the Fourth Proportional to 90,841.46, 125,360.26 and 50,554.51

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Solution

The fourth proportional to 90,841.46, 125,360.26 and 50,554.51 is: 69,764.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,841.46 : 125,360.26 = 50,554.51 : x
  2. Step 2: Convert to fraction form
    90,841.46/125,360.26 = 50,554.51/x
  3. Step 3: Cross multiply
    90,841.46x = 125,360.26 × 50,554.51
  4. Step 4: Simplify right side
    90,841.46x = 6,337,526,077.99
  5. Step 5: Solve for x
    x = 6,337,526,077.99/90,841.46
  6. Step 6: Final answer
    x = 69,764.69

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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.