Home / 118,028.59-162,879.46-64,313.62

Finding the Fourth Proportional to 118,028.59, 162,879.46 and 64,313.62

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Solution

The fourth proportional to 118,028.59, 162,879.46 and 64,313.62 is: 88,752.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,028.59 : 162,879.46 = 64,313.62 : x
  2. Step 2: Convert to fraction form
    118,028.59/162,879.46 = 64,313.62/x
  3. Step 3: Cross multiply
    118,028.59x = 162,879.46 × 64,313.62
  4. Step 4: Simplify right side
    118,028.59x = 10,475,367,128.26
  5. Step 5: Solve for x
    x = 10,475,367,128.26/118,028.59
  6. Step 6: Final answer
    x = 88,752.80

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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.