Home / 164,829.94-227,465.45-89,378.44

Finding the Fourth Proportional to 164,829.94, 227,465.45 and 89,378.44

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Solution

The fourth proportional to 164,829.94, 227,465.45 and 89,378.44 is: 123,342.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,829.94 : 227,465.45 = 89,378.44 : x
  2. Step 2: Convert to fraction form
    164,829.94/227,465.45 = 89,378.44/x
  3. Step 3: Cross multiply
    164,829.94x = 227,465.45 × 89,378.44
  4. Step 4: Simplify right side
    164,829.94x = 20,330,507,074.90
  5. Step 5: Solve for x
    x = 20,330,507,074.90/164,829.94
  6. Step 6: Final answer
    x = 123,342.32

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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.