Home / 73,128.02-100,916.66-41,298.95

Finding the Fourth Proportional to 73,128.02, 100,916.66 and 41,298.95

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Solution

The fourth proportional to 73,128.02, 100,916.66 and 41,298.95 is: 56,992.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,128.02 : 100,916.66 = 41,298.95 : x
  2. Step 2: Convert to fraction form
    73,128.02/100,916.66 = 41,298.95/x
  3. Step 3: Cross multiply
    73,128.02x = 100,916.66 × 41,298.95
  4. Step 4: Simplify right side
    73,128.02x = 4,167,752,451.05
  5. Step 5: Solve for x
    x = 4,167,752,451.05/73,128.02
  6. Step 6: Final answer
    x = 56,992.56

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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.