Home / 118,182.86-177,242.08-39,286.83

Finding the Fourth Proportional to 118,182.86, 177,242.08 and 39,286.83

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Solution

The fourth proportional to 118,182.86, 177,242.08 and 39,286.83 is: 58,919.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,182.86 : 177,242.08 = 39,286.83 : x
  2. Step 2: Convert to fraction form
    118,182.86/177,242.08 = 39,286.83/x
  3. Step 3: Cross multiply
    118,182.86x = 177,242.08 × 39,286.83
  4. Step 4: Simplify right side
    118,182.86x = 6,963,279,465.81
  5. Step 5: Solve for x
    x = 6,963,279,465.81/118,182.86
  6. Step 6: Final answer
    x = 58,919.54

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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.