Home / 79,256.59-118,810.47-26,629.27

Finding the Fourth Proportional to 79,256.59, 118,810.47 and 26,629.27

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Solution

The fourth proportional to 79,256.59, 118,810.47 and 26,629.27 is: 39,918.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,256.59 : 118,810.47 = 26,629.27 : x
  2. Step 2: Convert to fraction form
    79,256.59/118,810.47 = 26,629.27/x
  3. Step 3: Cross multiply
    79,256.59x = 118,810.47 × 26,629.27
  4. Step 4: Simplify right side
    79,256.59x = 3,163,835,951.31
  5. Step 5: Solve for x
    x = 3,163,835,951.31/79,256.59
  6. Step 6: Final answer
    x = 39,918.90

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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.