Home / 43,171.68-64,454.69-36,530.49

Finding the Fourth Proportional to 43,171.68, 64,454.69 and 36,530.49

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Solution

The fourth proportional to 43,171.68, 64,454.69 and 36,530.49 is: 54,539.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,171.68 : 64,454.69 = 36,530.49 : x
  2. Step 2: Convert to fraction form
    43,171.68/64,454.69 = 36,530.49/x
  3. Step 3: Cross multiply
    43,171.68x = 64,454.69 × 36,530.49
  4. Step 4: Simplify right side
    43,171.68x = 2,354,561,225.85
  5. Step 5: Solve for x
    x = 2,354,561,225.85/43,171.68
  6. Step 6: Final answer
    x = 54,539.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.