Home / 146,165.04-219,314.52-79,505.28

Finding the Fourth Proportional to 146,165.04, 219,314.52 and 79,505.28

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Solution

The fourth proportional to 146,165.04, 219,314.52 and 79,505.28 is: 119,294.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,165.04 : 219,314.52 = 79,505.28 : x
  2. Step 2: Convert to fraction form
    146,165.04/219,314.52 = 79,505.28/x
  3. Step 3: Cross multiply
    146,165.04x = 219,314.52 × 79,505.28
  4. Step 4: Simplify right side
    146,165.04x = 17,436,662,320.67
  5. Step 5: Solve for x
    x = 17,436,662,320.67/146,165.04
  6. Step 6: Final answer
    x = 119,294.34

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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.