Home / 119,074.94-164,322.02-64,627.21

Finding the Fourth Proportional to 119,074.94, 164,322.02 and 64,627.21

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Solution

The fourth proportional to 119,074.94, 164,322.02 and 64,627.21 is: 89,184.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,074.94 : 164,322.02 = 64,627.21 : x
  2. Step 2: Convert to fraction form
    119,074.94/164,322.02 = 64,627.21/x
  3. Step 3: Cross multiply
    119,074.94x = 164,322.02 × 64,627.21
  4. Step 4: Simplify right side
    119,074.94x = 10,619,673,694.16
  5. Step 5: Solve for x
    x = 10,619,673,694.16/119,074.94
  6. Step 6: Final answer
    x = 89,184.79

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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.