Home / 170,064.45-255,087.23-51,726.49

Finding the Fourth Proportional to 170,064.45, 255,087.23 and 51,726.49

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Solution

The fourth proportional to 170,064.45, 255,087.23 and 51,726.49 is: 77,586.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,064.45 : 255,087.23 = 51,726.49 : x
  2. Step 2: Convert to fraction form
    170,064.45/255,087.23 = 51,726.49/x
  3. Step 3: Cross multiply
    170,064.45x = 255,087.23 × 51,726.49
  4. Step 4: Simplify right side
    170,064.45x = 13,194,766,155.37
  5. Step 5: Solve for x
    x = 13,194,766,155.37/170,064.45
  6. Step 6: Final answer
    x = 77,586.86

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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.