Home / 88,722.96-122,430.33-50,472.33

Finding the Fourth Proportional to 88,722.96, 122,430.33 and 50,472.33

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Solution

The fourth proportional to 88,722.96, 122,430.33 and 50,472.33 is: 69,647.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,722.96 : 122,430.33 = 50,472.33 : x
  2. Step 2: Convert to fraction form
    88,722.96/122,430.33 = 50,472.33/x
  3. Step 3: Cross multiply
    88,722.96x = 122,430.33 × 50,472.33
  4. Step 4: Simplify right side
    88,722.96x = 6,179,344,017.77
  5. Step 5: Solve for x
    x = 6,179,344,017.77/88,722.96
  6. Step 6: Final answer
    x = 69,647.63

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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.