Home / 329,726.10-494,579.88-105,100.02

Finding the Fourth Proportional to 329,726.10, 494,579.88 and 105,100.02

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Solution

The fourth proportional to 329,726.10, 494,579.88 and 105,100.02 is: 157,647.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,726.10 : 494,579.88 = 105,100.02 : x
  2. Step 2: Convert to fraction form
    329,726.10/494,579.88 = 105,100.02/x
  3. Step 3: Cross multiply
    329,726.10x = 494,579.88 × 105,100.02
  4. Step 4: Simplify right side
    329,726.10x = 51,980,355,279.60
  5. Step 5: Solve for x
    x = 51,980,355,279.60/329,726.10
  6. Step 6: Final answer
    x = 157,647.08

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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.