Home / 88,559.21-122,207.25-50,313.75

Finding the Fourth Proportional to 88,559.21, 122,207.25 and 50,313.75

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Solution

The fourth proportional to 88,559.21, 122,207.25 and 50,313.75 is: 69,430.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,559.21 : 122,207.25 = 50,313.75 : x
  2. Step 2: Convert to fraction form
    88,559.21/122,207.25 = 50,313.75/x
  3. Step 3: Cross multiply
    88,559.21x = 122,207.25 × 50,313.75
  4. Step 4: Simplify right side
    88,559.21x = 6,148,705,024.69
  5. Step 5: Solve for x
    x = 6,148,705,024.69/88,559.21
  6. Step 6: Final answer
    x = 69,430.44

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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.