Home / 112,915.99-169,439.60-50,586.49

Finding the Fourth Proportional to 112,915.99, 169,439.60 and 50,586.49

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Solution

The fourth proportional to 112,915.99, 169,439.60 and 50,586.49 is: 75,909.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,915.99 : 169,439.60 = 50,586.49 : x
  2. Step 2: Convert to fraction form
    112,915.99/169,439.60 = 50,586.49/x
  3. Step 3: Cross multiply
    112,915.99x = 169,439.60 × 50,586.49
  4. Step 4: Simplify right side
    112,915.99x = 8,571,354,631.00
  5. Step 5: Solve for x
    x = 8,571,354,631.00/112,915.99
  6. Step 6: Final answer
    x = 75,909.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.