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Finding the Fourth Proportional to 169,368.91, 233,142.44 and 146,388.26

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Solution

The fourth proportional to 169,368.91, 233,142.44 and 146,388.26 is: 201,508.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,368.91 : 233,142.44 = 146,388.26 : x
  2. Step 2: Convert to fraction form
    169,368.91/233,142.44 = 146,388.26/x
  3. Step 3: Cross multiply
    169,368.91x = 233,142.44 × 146,388.26
  4. Step 4: Simplify right side
    169,368.91x = 34,129,315,974.67
  5. Step 5: Solve for x
    x = 34,129,315,974.67/169,368.91
  6. Step 6: Final answer
    x = 201,508.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.