Home / 187,685.56-259,006.14-102,804.04

Finding the Fourth Proportional to 187,685.56, 259,006.14 and 102,804.04

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Solution

The fourth proportional to 187,685.56, 259,006.14 and 102,804.04 is: 141,869.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,685.56 : 259,006.14 = 102,804.04 : x
  2. Step 2: Convert to fraction form
    187,685.56/259,006.14 = 102,804.04/x
  3. Step 3: Cross multiply
    187,685.56x = 259,006.14 × 102,804.04
  4. Step 4: Simplify right side
    187,685.56x = 26,626,877,576.81
  5. Step 5: Solve for x
    x = 26,626,877,576.81/187,685.56
  6. Step 6: Final answer
    x = 141,869.61

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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.