Home / 78,592.47-117,903.29-26,002.41

Finding the Fourth Proportional to 78,592.47, 117,903.29 and 26,002.41

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Solution

The fourth proportional to 78,592.47, 117,903.29 and 26,002.41 is: 39,008.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,592.47 : 117,903.29 = 26,002.41 : x
  2. Step 2: Convert to fraction form
    78,592.47/117,903.29 = 26,002.41/x
  3. Step 3: Cross multiply
    78,592.47x = 117,903.29 × 26,002.41
  4. Step 4: Simplify right side
    78,592.47x = 3,065,769,556.92
  5. Step 5: Solve for x
    x = 3,065,769,556.92/78,592.47
  6. Step 6: Final answer
    x = 39,008.44

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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.