Home / 188,230.74-282,325.45-55,112.30

Finding the Fourth Proportional to 188,230.74, 282,325.45 and 55,112.30

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Solution

The fourth proportional to 188,230.74, 282,325.45 and 55,112.30 is: 82,662.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,230.74 : 282,325.45 = 55,112.30 : x
  2. Step 2: Convert to fraction form
    188,230.74/282,325.45 = 55,112.30/x
  3. Step 3: Cross multiply
    188,230.74x = 282,325.45 × 55,112.30
  4. Step 4: Simplify right side
    188,230.74x = 15,559,604,510.68
  5. Step 5: Solve for x
    x = 15,559,604,510.68/188,230.74
  6. Step 6: Final answer
    x = 82,662.40

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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.