Home / 304,116.48-419,663.70-168,142.50

Finding the Fourth Proportional to 304,116.48, 419,663.70 and 168,142.50

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Solution

The fourth proportional to 304,116.48, 419,663.70 and 168,142.50 is: 232,027.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,116.48 : 419,663.70 = 168,142.50 : x
  2. Step 2: Convert to fraction form
    304,116.48/419,663.70 = 168,142.50/x
  3. Step 3: Cross multiply
    304,116.48x = 419,663.70 × 168,142.50
  4. Step 4: Simplify right side
    304,116.48x = 70,563,303,677.25
  5. Step 5: Solve for x
    x = 70,563,303,677.25/304,116.48
  6. Step 6: Final answer
    x = 232,027.23

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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.