Home / 80,130.60-110,586.47-44,323.94

Finding the Fourth Proportional to 80,130.60, 110,586.47 and 44,323.94

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Solution

The fourth proportional to 80,130.60, 110,586.47 and 44,323.94 is: 61,170.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,130.60 : 110,586.47 = 44,323.94 : x
  2. Step 2: Convert to fraction form
    80,130.60/110,586.47 = 44,323.94/x
  3. Step 3: Cross multiply
    80,130.60x = 110,586.47 × 44,323.94
  4. Step 4: Simplify right side
    80,130.60x = 4,901,628,115.94
  5. Step 5: Solve for x
    x = 4,901,628,115.94/80,130.60
  6. Step 6: Final answer
    x = 61,170.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.