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Finding the Fourth Proportional to 161,211.56, 241,858.32 and 94,707.92

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Solution

The fourth proportional to 161,211.56, 241,858.32 and 94,707.92 is: 142,085.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,211.56 : 241,858.32 = 94,707.92 : x
  2. Step 2: Convert to fraction form
    161,211.56/241,858.32 = 94,707.92/x
  3. Step 3: Cross multiply
    161,211.56x = 241,858.32 × 94,707.92
  4. Step 4: Simplify right side
    161,211.56x = 22,905,898,421.89
  5. Step 5: Solve for x
    x = 22,905,898,421.89/161,211.56
  6. Step 6: Final answer
    x = 142,085.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.