Home / 117,644.49-176,465.07-28,897.65

Finding the Fourth Proportional to 117,644.49, 176,465.07 and 28,897.65

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Solution

The fourth proportional to 117,644.49, 176,465.07 and 28,897.65 is: 43,346.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,644.49 : 176,465.07 = 28,897.65 : x
  2. Step 2: Convert to fraction form
    117,644.49/176,465.07 = 28,897.65/x
  3. Step 3: Cross multiply
    117,644.49x = 176,465.07 × 28,897.65
  4. Step 4: Simplify right side
    117,644.49x = 5,099,425,830.09
  5. Step 5: Solve for x
    x = 5,099,425,830.09/117,644.49
  6. Step 6: Final answer
    x = 43,346.07

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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.