Home / 187,426.31-258,652.04-102,545.19

Finding the Fourth Proportional to 187,426.31, 258,652.04 and 102,545.19

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Solution

The fourth proportional to 187,426.31, 258,652.04 and 102,545.19 is: 141,514.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,426.31 : 258,652.04 = 102,545.19 : x
  2. Step 2: Convert to fraction form
    187,426.31/258,652.04 = 102,545.19/x
  3. Step 3: Cross multiply
    187,426.31x = 258,652.04 × 102,545.19
  4. Step 4: Simplify right side
    187,426.31x = 26,523,522,072.96
  5. Step 5: Solve for x
    x = 26,523,522,072.96/187,426.31
  6. Step 6: Final answer
    x = 141,514.41

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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.