Home / 104,977.28-144,869.10-67,273.40

Finding the Fourth Proportional to 104,977.28, 144,869.10 and 67,273.40

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Solution

The fourth proportional to 104,977.28, 144,869.10 and 67,273.40 is: 92,837.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,977.28 : 144,869.10 = 67,273.40 : x
  2. Step 2: Convert to fraction form
    104,977.28/144,869.10 = 67,273.40/x
  3. Step 3: Cross multiply
    104,977.28x = 144,869.10 × 67,273.40
  4. Step 4: Simplify right side
    104,977.28x = 9,745,836,911.94
  5. Step 5: Solve for x
    x = 9,745,836,911.94/104,977.28
  6. Step 6: Final answer
    x = 92,837.58

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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.