Home / 119,329.71-164,634.02-73,991.37

Finding the Fourth Proportional to 119,329.71, 164,634.02 and 73,991.37

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Solution

The fourth proportional to 119,329.71, 164,634.02 and 73,991.37 is: 102,082.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,329.71 : 164,634.02 = 73,991.37 : x
  2. Step 2: Convert to fraction form
    119,329.71/164,634.02 = 73,991.37/x
  3. Step 3: Cross multiply
    119,329.71x = 164,634.02 × 73,991.37
  4. Step 4: Simplify right side
    119,329.71x = 12,181,497,213.30
  5. Step 5: Solve for x
    x = 12,181,497,213.30/119,329.71
  6. Step 6: Final answer
    x = 102,082.69

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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.