Home / 187,147.35-258,264.01-102,264.41

Finding the Fourth Proportional to 187,147.35, 258,264.01 and 102,264.41

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Solution

The fourth proportional to 187,147.35, 258,264.01 and 102,264.41 is: 141,125.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,147.35 : 258,264.01 = 102,264.41 : x
  2. Step 2: Convert to fraction form
    187,147.35/258,264.01 = 102,264.41/x
  3. Step 3: Cross multiply
    187,147.35x = 258,264.01 × 102,264.41
  4. Step 4: Simplify right side
    187,147.35x = 26,411,216,606.88
  5. Step 5: Solve for x
    x = 26,411,216,606.88/187,147.35
  6. Step 6: Final answer
    x = 141,125.25

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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.