Home / 187,350.72-258,546-102,465.96

Finding the Fourth Proportional to 187,350.72, 258,546 and 102,465.96

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Solution

The fourth proportional to 187,350.72, 258,546 and 102,465.96 is: 141,404.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,350.72 : 258,546 = 102,465.96 : x
  2. Step 2: Convert to fraction form
    187,350.72/258,546 = 102,465.96/x
  3. Step 3: Cross multiply
    187,350.72x = 258,546 × 102,465.96
  4. Step 4: Simplify right side
    187,350.72x = 26,492,164,094.16
  5. Step 5: Solve for x
    x = 26,492,164,094.16/187,350.72
  6. Step 6: Final answer
    x = 141,404.12

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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.