Home / 110,200.09-165,311.07-43,686.13

Finding the Fourth Proportional to 110,200.09, 165,311.07 and 43,686.13

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Solution

The fourth proportional to 110,200.09, 165,311.07 and 43,686.13 is: 65,533.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,200.09 : 165,311.07 = 43,686.13 : x
  2. Step 2: Convert to fraction form
    110,200.09/165,311.07 = 43,686.13/x
  3. Step 3: Cross multiply
    110,200.09x = 165,311.07 × 43,686.13
  4. Step 4: Simplify right side
    110,200.09x = 7,221,800,894.46
  5. Step 5: Solve for x
    x = 7,221,800,894.46/110,200.09
  6. Step 6: Final answer
    x = 65,533.53

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1.5x scale

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.