Home / 168,823.46-253,141.70-69,053.71

Finding the Fourth Proportional to 168,823.46, 253,141.70 and 69,053.71

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Solution

The fourth proportional to 168,823.46, 253,141.70 and 69,053.71 is: 103,542.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,823.46 : 253,141.70 = 69,053.71 : x
  2. Step 2: Convert to fraction form
    168,823.46/253,141.70 = 69,053.71/x
  3. Step 3: Cross multiply
    168,823.46x = 253,141.70 × 69,053.71
  4. Step 4: Simplify right side
    168,823.46x = 17,480,372,562.58
  5. Step 5: Solve for x
    x = 17,480,372,562.58/168,823.46
  6. Step 6: Final answer
    x = 103,542.32

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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.