Home / 282,433.02-423,707.86-82,759.92

Finding the Fourth Proportional to 282,433.02, 423,707.86 and 82,759.92

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Solution

The fourth proportional to 282,433.02, 423,707.86 and 82,759.92 is: 124,156.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,433.02 : 423,707.86 = 82,759.92 : x
  2. Step 2: Convert to fraction form
    282,433.02/423,707.86 = 82,759.92/x
  3. Step 3: Cross multiply
    282,433.02x = 423,707.86 × 82,759.92
  4. Step 4: Simplify right side
    282,433.02x = 35,066,028,596.97
  5. Step 5: Solve for x
    x = 35,066,028,596.97/282,433.02
  6. Step 6: Final answer
    x = 124,156.97

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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.