Home / 255,010.07-351,899.99-140,270.19

Finding the Fourth Proportional to 255,010.07, 351,899.99 and 140,270.19

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Solution

The fourth proportional to 255,010.07, 351,899.99 and 140,270.19 is: 193,565.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,010.07 : 351,899.99 = 140,270.19 : x
  2. Step 2: Convert to fraction form
    255,010.07/351,899.99 = 140,270.19/x
  3. Step 3: Cross multiply
    255,010.07x = 351,899.99 × 140,270.19
  4. Step 4: Simplify right side
    255,010.07x = 49,361,077,752.36
  5. Step 5: Solve for x
    x = 49,361,077,752.36/255,010.07
  6. Step 6: Final answer
    x = 193,565.21

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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.