Home / 187,325.58-258,532.92-122,849.04

Finding the Fourth Proportional to 187,325.58, 258,532.92 and 122,849.04

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Solution

The fourth proportional to 187,325.58, 258,532.92 and 122,849.04 is: 169,547.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,325.58 : 258,532.92 = 122,849.04 : x
  2. Step 2: Convert to fraction form
    187,325.58/258,532.92 = 122,849.04/x
  3. Step 3: Cross multiply
    187,325.58x = 258,532.92 × 122,849.04
  4. Step 4: Simplify right side
    187,325.58x = 31,760,520,416.15
  5. Step 5: Solve for x
    x = 31,760,520,416.15/187,325.58
  6. Step 6: Final answer
    x = 169,547.16

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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.