Home / 144,526.25-199,446.23-80,876.35

Finding the Fourth Proportional to 144,526.25, 199,446.23 and 80,876.35

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Solution

The fourth proportional to 144,526.25, 199,446.23 and 80,876.35 is: 111,609.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,526.25 : 199,446.23 = 80,876.35 : x
  2. Step 2: Convert to fraction form
    144,526.25/199,446.23 = 80,876.35/x
  3. Step 3: Cross multiply
    144,526.25x = 199,446.23 × 80,876.35
  4. Step 4: Simplify right side
    144,526.25x = 16,130,483,103.66
  5. Step 5: Solve for x
    x = 16,130,483,103.66/144,526.25
  6. Step 6: Final answer
    x = 111,609.37

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1.5x scale

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.