Home / 170,463.79-255,671.03-52,103.35

Finding the Fourth Proportional to 170,463.79, 255,671.03 and 52,103.35

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Solution

The fourth proportional to 170,463.79, 255,671.03 and 52,103.35 is: 78,147.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,463.79 : 255,671.03 = 52,103.35 : x
  2. Step 2: Convert to fraction form
    170,463.79/255,671.03 = 52,103.35/x
  3. Step 3: Cross multiply
    170,463.79x = 255,671.03 × 52,103.35
  4. Step 4: Simplify right side
    170,463.79x = 13,321,317,610.80
  5. Step 5: Solve for x
    x = 13,321,317,610.80/170,463.79
  6. Step 6: Final answer
    x = 78,147.49

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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.