Home / 282,060.24-389,185.90-167,288.52

Finding the Fourth Proportional to 282,060.24, 389,185.90 and 167,288.52

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Solution

The fourth proportional to 282,060.24, 389,185.90 and 167,288.52 is: 230,824.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,060.24 : 389,185.90 = 167,288.52 : x
  2. Step 2: Convert to fraction form
    282,060.24/389,185.90 = 167,288.52/x
  3. Step 3: Cross multiply
    282,060.24x = 389,185.90 × 167,288.52
  4. Step 4: Simplify right side
    282,060.24x = 65,106,333,215.87
  5. Step 5: Solve for x
    x = 65,106,333,215.87/282,060.24
  6. Step 6: Final answer
    x = 230,824.21

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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.