Home / 149,190-223,784.96-55,703.04

Finding the Fourth Proportional to 149,190, 223,784.96 and 55,703.04

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Solution

The fourth proportional to 149,190, 223,784.96 and 55,703.04 is: 83,554.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,190 : 223,784.96 = 55,703.04 : x
  2. Step 2: Convert to fraction form
    149,190/223,784.96 = 55,703.04/x
  3. Step 3: Cross multiply
    149,190x = 223,784.96 × 55,703.04
  4. Step 4: Simplify right side
    149,190x = 12,465,502,578.28
  5. Step 5: Solve for x
    x = 12,465,502,578.28/149,190
  6. Step 6: Final answer
    x = 83,554.55

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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.