Home / 187,349.85-258,549.03-102,466.91

Finding the Fourth Proportional to 187,349.85, 258,549.03 and 102,466.91

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Solution

The fourth proportional to 187,349.85, 258,549.03 and 102,466.91 is: 141,407.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,349.85 : 258,549.03 = 102,466.91 : x
  2. Step 2: Convert to fraction form
    187,349.85/258,549.03 = 102,466.91/x
  3. Step 3: Cross multiply
    187,349.85x = 258,549.03 × 102,466.91
  4. Step 4: Simplify right side
    187,349.85x = 26,492,720,187.60
  5. Step 5: Solve for x
    x = 26,492,720,187.60/187,349.85
  6. Step 6: Final answer
    x = 141,407.75

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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.