Home / 188,319.42-282,478.68-118,247.94

Finding the Fourth Proportional to 188,319.42, 282,478.68 and 118,247.94

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Solution

The fourth proportional to 188,319.42, 282,478.68 and 118,247.94 is: 177,371.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,319.42 : 282,478.68 = 118,247.94 : x
  2. Step 2: Convert to fraction form
    188,319.42/282,478.68 = 118,247.94/x
  3. Step 3: Cross multiply
    188,319.42x = 282,478.68 × 118,247.94
  4. Step 4: Simplify right side
    188,319.42x = 33,402,522,003.92
  5. Step 5: Solve for x
    x = 33,402,522,003.92/188,319.42
  6. Step 6: Final answer
    x = 177,371.63

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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.