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Finding the Fourth Proportional to 222,528, 332,570.29 and 162,682.46

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Solution

The fourth proportional to 222,528, 332,570.29 and 162,682.46 is: 243,130.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,528 : 332,570.29 = 162,682.46 : x
  2. Step 2: Convert to fraction form
    222,528/332,570.29 = 162,682.46/x
  3. Step 3: Cross multiply
    222,528x = 332,570.29 × 162,682.46
  4. Step 4: Simplify right side
    222,528x = 54,103,352,900.11
  5. Step 5: Solve for x
    x = 54,103,352,900.11/222,528
  6. Step 6: Final answer
    x = 243,130.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.