Home / 214,041.69-295,376.79-123,397.20

Finding the Fourth Proportional to 214,041.69, 295,376.79 and 123,397.20

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Solution

The fourth proportional to 214,041.69, 295,376.79 and 123,397.20 is: 170,287.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,041.69 : 295,376.79 = 123,397.20 : x
  2. Step 2: Convert to fraction form
    214,041.69/295,376.79 = 123,397.20/x
  3. Step 3: Cross multiply
    214,041.69x = 295,376.79 × 123,397.20
  4. Step 4: Simplify right side
    214,041.69x = 36,448,668,830.99
  5. Step 5: Solve for x
    x = 36,448,668,830.99/214,041.69
  6. Step 6: Final answer
    x = 170,287.71

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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.