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Finding the Fourth Proportional to 161,252.70, 241,881.21 and 56,073.66

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Solution

The fourth proportional to 161,252.70, 241,881.21 and 56,073.66 is: 84,111.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,252.70 : 241,881.21 = 56,073.66 : x
  2. Step 2: Convert to fraction form
    161,252.70/241,881.21 = 56,073.66/x
  3. Step 3: Cross multiply
    161,252.70x = 241,881.21 × 56,073.66
  4. Step 4: Simplify right side
    161,252.70x = 13,563,164,729.93
  5. Step 5: Solve for x
    x = 13,563,164,729.93/161,252.70
  6. Step 6: Final answer
    x = 84,111.24

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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.