Home / 187,747-259,090.86-102,866.02

Finding the Fourth Proportional to 187,747, 259,090.86 and 102,866.02

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Solution

The fourth proportional to 187,747, 259,090.86 and 102,866.02 is: 141,955.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,747 : 259,090.86 = 102,866.02 : x
  2. Step 2: Convert to fraction form
    187,747/259,090.86 = 102,866.02/x
  3. Step 3: Cross multiply
    187,747x = 259,090.86 × 102,866.02
  4. Step 4: Simplify right side
    187,747x = 26,651,645,586.58
  5. Step 5: Solve for x
    x = 26,651,645,586.58/187,747
  6. Step 6: Final answer
    x = 141,955.11

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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.