Home / 188,373.24-282,516.06-70,100.28

Finding the Fourth Proportional to 188,373.24, 282,516.06 and 70,100.28

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Solution

The fourth proportional to 188,373.24, 282,516.06 and 70,100.28 is: 105,134.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,373.24 : 282,516.06 = 70,100.28 : x
  2. Step 2: Convert to fraction form
    188,373.24/282,516.06 = 70,100.28/x
  3. Step 3: Cross multiply
    188,373.24x = 282,516.06 × 70,100.28
  4. Step 4: Simplify right side
    188,373.24x = 19,804,454,910.50
  5. Step 5: Solve for x
    x = 19,804,454,910.50/188,373.24
  6. Step 6: Final answer
    x = 105,134.12

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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.