Home / 188,095.07-282,011.39-69,734.63

Finding the Fourth Proportional to 188,095.07, 282,011.39 and 69,734.63

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Solution

The fourth proportional to 188,095.07, 282,011.39 and 69,734.63 is: 104,553.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,095.07 : 282,011.39 = 69,734.63 : x
  2. Step 2: Convert to fraction form
    188,095.07/282,011.39 = 69,734.63/x
  3. Step 3: Cross multiply
    188,095.07x = 282,011.39 × 69,734.63
  4. Step 4: Simplify right side
    188,095.07x = 19,665,959,937.44
  5. Step 5: Solve for x
    x = 19,665,959,937.44/188,095.07
  6. Step 6: Final answer
    x = 104,553.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.