Home / 88,861.93-122,609.70-51,136.18

Finding the Fourth Proportional to 88,861.93, 122,609.70 and 51,136.18

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Solution

The fourth proportional to 88,861.93, 122,609.70 and 51,136.18 is: 70,556.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,861.93 : 122,609.70 = 51,136.18 : x
  2. Step 2: Convert to fraction form
    88,861.93/122,609.70 = 51,136.18/x
  3. Step 3: Cross multiply
    88,861.93x = 122,609.70 × 51,136.18
  4. Step 4: Simplify right side
    88,861.93x = 6,269,791,688.95
  5. Step 5: Solve for x
    x = 6,269,791,688.95/88,861.93
  6. Step 6: Final answer
    x = 70,556.56

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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.