Home / 73,131.02-100,920.80-41,301.95

Finding the Fourth Proportional to 73,131.02, 100,920.80 and 41,301.95

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Solution

The fourth proportional to 73,131.02, 100,920.80 and 41,301.95 is: 56,996.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,131.02 : 100,920.80 = 41,301.95 : x
  2. Step 2: Convert to fraction form
    73,131.02/100,920.80 = 41,301.95/x
  3. Step 3: Cross multiply
    73,131.02x = 100,920.80 × 41,301.95
  4. Step 4: Simplify right side
    73,131.02x = 4,168,225,835.56
  5. Step 5: Solve for x
    x = 4,168,225,835.56/73,131.02
  6. Step 6: Final answer
    x = 56,996.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.