Home / 187,252.76-258,408.81-102,369.83

Finding the Fourth Proportional to 187,252.76, 258,408.81 and 102,369.83

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Solution

The fourth proportional to 187,252.76, 258,408.81 and 102,369.83 is: 141,270.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,252.76 : 258,408.81 = 102,369.83 : x
  2. Step 2: Convert to fraction form
    187,252.76/258,408.81 = 102,369.83/x
  3. Step 3: Cross multiply
    187,252.76x = 258,408.81 × 102,369.83
  4. Step 4: Simplify right side
    187,252.76x = 26,453,264,658.16
  5. Step 5: Solve for x
    x = 26,453,264,658.16/187,252.76
  6. Step 6: Final answer
    x = 141,270.36

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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.