Home / 88,624.42-122,240.61-52,786.66

Finding the Fourth Proportional to 88,624.42, 122,240.61 and 52,786.66

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Solution

The fourth proportional to 88,624.42, 122,240.61 and 52,786.66 is: 72,809.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,624.42 : 122,240.61 = 52,786.66 : x
  2. Step 2: Convert to fraction form
    88,624.42/122,240.61 = 52,786.66/x
  3. Step 3: Cross multiply
    88,624.42x = 122,240.61 × 52,786.66
  4. Step 4: Simplify right side
    88,624.42x = 6,452,673,518.26
  5. Step 5: Solve for x
    x = 6,452,673,518.26/88,624.42
  6. Step 6: Final answer
    x = 72,809.20

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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.