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Finding the Fourth Proportional to 162,998.72, 244,417.44 and 57,801.92

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Solution

The fourth proportional to 162,998.72, 244,417.44 and 57,801.92 is: 86,674.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,998.72 : 244,417.44 = 57,801.92 : x
  2. Step 2: Convert to fraction form
    162,998.72/244,417.44 = 57,801.92/x
  3. Step 3: Cross multiply
    162,998.72x = 244,417.44 × 57,801.92
  4. Step 4: Simplify right side
    162,998.72x = 14,127,797,313.48
  5. Step 5: Solve for x
    x = 14,127,797,313.48/162,998.72
  6. Step 6: Final answer
    x = 86,674.28

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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.