Home / 170,077.80-255,153.60-51,746.07

Finding the Fourth Proportional to 170,077.80, 255,153.60 and 51,746.07

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Solution

The fourth proportional to 170,077.80, 255,153.60 and 51,746.07 is: 77,630.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,077.80 : 255,153.60 = 51,746.07 : x
  2. Step 2: Convert to fraction form
    170,077.80/255,153.60 = 51,746.07/x
  3. Step 3: Cross multiply
    170,077.80x = 255,153.60 × 51,746.07
  4. Step 4: Simplify right side
    170,077.80x = 13,203,196,046.35
  5. Step 5: Solve for x
    x = 13,203,196,046.35/170,077.80
  6. Step 6: Final answer
    x = 77,630.33

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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.