Home / 187,706.85-259,058.19-106,038.56

Finding the Fourth Proportional to 187,706.85, 259,058.19 and 106,038.56

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Solution

The fourth proportional to 187,706.85, 259,058.19 and 106,038.56 is: 146,346.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,706.85 : 259,058.19 = 106,038.56 : x
  2. Step 2: Convert to fraction form
    187,706.85/259,058.19 = 106,038.56/x
  3. Step 3: Cross multiply
    187,706.85x = 259,058.19 × 106,038.56
  4. Step 4: Simplify right side
    187,706.85x = 27,470,156,128.52
  5. Step 5: Solve for x
    x = 27,470,156,128.52/187,706.85
  6. Step 6: Final answer
    x = 146,346.05

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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.