Home / 104,515.31-144,206.39-61,496.69

Finding the Fourth Proportional to 104,515.31, 144,206.39 and 61,496.69

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Solution

The fourth proportional to 104,515.31, 144,206.39 and 61,496.69 is: 84,850.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,515.31 : 144,206.39 = 61,496.69 : x
  2. Step 2: Convert to fraction form
    104,515.31/144,206.39 = 61,496.69/x
  3. Step 3: Cross multiply
    104,515.31x = 144,206.39 × 61,496.69
  4. Step 4: Simplify right side
    104,515.31x = 8,868,215,094.56
  5. Step 5: Solve for x
    x = 8,868,215,094.56/104,515.31
  6. Step 6: Final answer
    x = 84,850.87

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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.