Home / 118,014.06-176,928.57-80,480.82

Finding the Fourth Proportional to 118,014.06, 176,928.57 and 80,480.82

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Solution

The fourth proportional to 118,014.06, 176,928.57 and 80,480.82 is: 120,658.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,014.06 : 176,928.57 = 80,480.82 : x
  2. Step 2: Convert to fraction form
    118,014.06/176,928.57 = 80,480.82/x
  3. Step 3: Cross multiply
    118,014.06x = 176,928.57 × 80,480.82
  4. Step 4: Simplify right side
    118,014.06x = 14,239,356,395.03
  5. Step 5: Solve for x
    x = 14,239,356,395.03/118,014.06
  6. Step 6: Final answer
    x = 120,658.14

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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.