Home / 90,633.35-125,094.03-50,360.96

Finding the Fourth Proportional to 90,633.35, 125,094.03 and 50,360.96

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Solution

The fourth proportional to 90,633.35, 125,094.03 and 50,360.96 is: 69,509.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,633.35 : 125,094.03 = 50,360.96 : x
  2. Step 2: Convert to fraction form
    90,633.35/125,094.03 = 50,360.96/x
  3. Step 3: Cross multiply
    90,633.35x = 125,094.03 × 50,360.96
  4. Step 4: Simplify right side
    90,633.35x = 6,299,855,441.07
  5. Step 5: Solve for x
    x = 6,299,855,441.07/90,633.35
  6. Step 6: Final answer
    x = 69,509.24

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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.