Home / 187,449.17-258,495.55-171,890.03

Finding the Fourth Proportional to 187,449.17, 258,495.55 and 171,890.03

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Solution

The fourth proportional to 187,449.17, 258,495.55 and 171,890.03 is: 237,039.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,449.17 : 258,495.55 = 171,890.03 : x
  2. Step 2: Convert to fraction form
    187,449.17/258,495.55 = 171,890.03/x
  3. Step 3: Cross multiply
    187,449.17x = 258,495.55 × 171,890.03
  4. Step 4: Simplify right side
    187,449.17x = 44,432,808,060.88
  5. Step 5: Solve for x
    x = 44,432,808,060.88/187,449.17
  6. Step 6: Final answer
    x = 237,039.24

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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.