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Finding the Fourth Proportional to 162,792.82, 244,216.80 and 56,147.82

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Solution

The fourth proportional to 162,792.82, 244,216.80 and 56,147.82 is: 84,231.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,792.82 : 244,216.80 = 56,147.82 : x
  2. Step 2: Convert to fraction form
    162,792.82/244,216.80 = 56,147.82/x
  3. Step 3: Cross multiply
    162,792.82x = 244,216.80 × 56,147.82
  4. Step 4: Simplify right side
    162,792.82x = 13,712,240,927.38
  5. Step 5: Solve for x
    x = 13,712,240,927.38/162,792.82
  6. Step 6: Final answer
    x = 84,231.24

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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.