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Finding the Fourth Proportional to 187,593, 258,903.06 and 107,002.08

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Solution

The fourth proportional to 187,593, 258,903.06 and 107,002.08 is: 147,676.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,593 : 258,903.06 = 107,002.08 : x
  2. Step 2: Convert to fraction form
    187,593/258,903.06 = 107,002.08/x
  3. Step 3: Cross multiply
    187,593x = 258,903.06 × 107,002.08
  4. Step 4: Simplify right side
    187,593x = 27,703,165,938.36
  5. Step 5: Solve for x
    x = 27,703,165,938.36/187,593
  6. Step 6: Final answer
    x = 147,676.97

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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.