Home / 230,895.77-345,986.43-155,721.29

Finding the Fourth Proportional to 230,895.77, 345,986.43 and 155,721.29

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Solution

The fourth proportional to 230,895.77, 345,986.43 and 155,721.29 is: 233,341.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,895.77 : 345,986.43 = 155,721.29 : x
  2. Step 2: Convert to fraction form
    230,895.77/345,986.43 = 155,721.29/x
  3. Step 3: Cross multiply
    230,895.77x = 345,986.43 × 155,721.29
  4. Step 4: Simplify right side
    230,895.77x = 53,877,453,202.09
  5. Step 5: Solve for x
    x = 53,877,453,202.09/230,895.77
  6. Step 6: Final answer
    x = 233,341.01

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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.