Home / 182,864.62-274,210.78-118,719

Finding the Fourth Proportional to 182,864.62, 274,210.78 and 118,719

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Solution

The fourth proportional to 182,864.62, 274,210.78 and 118,719 is: 178,022.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,864.62 : 274,210.78 = 118,719 : x
  2. Step 2: Convert to fraction form
    182,864.62/274,210.78 = 118,719/x
  3. Step 3: Cross multiply
    182,864.62x = 274,210.78 × 118,719
  4. Step 4: Simplify right side
    182,864.62x = 32,554,029,590.82
  5. Step 5: Solve for x
    x = 32,554,029,590.82/182,864.62
  6. Step 6: Final answer
    x = 178,022.57

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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.