Home / 90,954.06-125,499.93-50,666.82

Finding the Fourth Proportional to 90,954.06, 125,499.93 and 50,666.82

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Solution

The fourth proportional to 90,954.06, 125,499.93 and 50,666.82 is: 69,910.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,954.06 : 125,499.93 = 50,666.82 : x
  2. Step 2: Convert to fraction form
    90,954.06/125,499.93 = 50,666.82/x
  3. Step 3: Cross multiply
    90,954.06x = 125,499.93 × 50,666.82
  4. Step 4: Simplify right side
    90,954.06x = 6,358,682,363.32
  5. Step 5: Solve for x
    x = 6,358,682,363.32/90,954.06
  6. Step 6: Final answer
    x = 69,910.92

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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.