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Finding the Fourth Proportional to 162,581.97, 243,950.73 and 57,450.45

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Solution

The fourth proportional to 162,581.97, 243,950.73 and 57,450.45 is: 86,203.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,581.97 : 243,950.73 = 57,450.45 : x
  2. Step 2: Convert to fraction form
    162,581.97/243,950.73 = 57,450.45/x
  3. Step 3: Cross multiply
    162,581.97x = 243,950.73 × 57,450.45
  4. Step 4: Simplify right side
    162,581.97x = 14,015,079,216.33
  5. Step 5: Solve for x
    x = 14,015,079,216.33/162,581.97
  6. Step 6: Final answer
    x = 86,203.16

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1.5x scale

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.