Home / 188,007.16-281,945.04-75,658.22

Finding the Fourth Proportional to 188,007.16, 281,945.04 and 75,658.22

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Solution

The fourth proportional to 188,007.16, 281,945.04 and 75,658.22 is: 113,460.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,007.16 : 281,945.04 = 75,658.22 : x
  2. Step 2: Convert to fraction form
    188,007.16/281,945.04 = 75,658.22/x
  3. Step 3: Cross multiply
    188,007.16x = 281,945.04 × 75,658.22
  4. Step 4: Simplify right side
    188,007.16x = 21,331,459,864.23
  5. Step 5: Solve for x
    x = 21,331,459,864.23/188,007.16
  6. Step 6: Final answer
    x = 113,460.89

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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.