Home / 169,968.60-255,050.10-117,415.80

Finding the Fourth Proportional to 169,968.60, 255,050.10 and 117,415.80

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Solution

The fourth proportional to 169,968.60, 255,050.10 and 117,415.80 is: 176,190.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,968.60 : 255,050.10 = 117,415.80 : x
  2. Step 2: Convert to fraction form
    169,968.60/255,050.10 = 117,415.80/x
  3. Step 3: Cross multiply
    169,968.60x = 255,050.10 × 117,415.80
  4. Step 4: Simplify right side
    169,968.60x = 29,946,911,531.58
  5. Step 5: Solve for x
    x = 29,946,911,531.58/169,968.60
  6. Step 6: Final answer
    x = 176,190.85

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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.