Home / 171,136.08-256,711.41-52,804.80

Finding the Fourth Proportional to 171,136.08, 256,711.41 and 52,804.80

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Solution

The fourth proportional to 171,136.08, 256,711.41 and 52,804.80 is: 79,209.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,136.08 : 256,711.41 = 52,804.80 : x
  2. Step 2: Convert to fraction form
    171,136.08/256,711.41 = 52,804.80/x
  3. Step 3: Cross multiply
    171,136.08x = 256,711.41 × 52,804.80
  4. Step 4: Simplify right side
    171,136.08x = 13,555,594,662.77
  5. Step 5: Solve for x
    x = 13,555,594,662.77/171,136.08
  6. Step 6: Final answer
    x = 79,209.45

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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.