Home / 170,464.42-255,655.62-52,136.79

Finding the Fourth Proportional to 170,464.42, 255,655.62 and 52,136.79

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Solution

The fourth proportional to 170,464.42, 255,655.62 and 52,136.79 is: 78,192.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,464.42 : 255,655.62 = 52,136.79 : x
  2. Step 2: Convert to fraction form
    170,464.42/255,655.62 = 52,136.79/x
  3. Step 3: Cross multiply
    170,464.42x = 255,655.62 × 52,136.79
  4. Step 4: Simplify right side
    170,464.42x = 13,329,063,372.26
  5. Step 5: Solve for x
    x = 13,329,063,372.26/170,464.42
  6. Step 6: Final answer
    x = 78,192.64

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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.