Home / 136,352.80-188,166.39-75,924.17

Finding the Fourth Proportional to 136,352.80, 188,166.39 and 75,924.17

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Solution

The fourth proportional to 136,352.80, 188,166.39 and 75,924.17 is: 104,775.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,352.80 : 188,166.39 = 75,924.17 : x
  2. Step 2: Convert to fraction form
    136,352.80/188,166.39 = 75,924.17/x
  3. Step 3: Cross multiply
    136,352.80x = 188,166.39 × 75,924.17
  4. Step 4: Simplify right side
    136,352.80x = 14,286,376,889.80
  5. Step 5: Solve for x
    x = 14,286,376,889.80/136,352.80
  6. Step 6: Final answer
    x = 104,775.09

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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.