Home / 75,403.91-113,108.57-37,943.58

Finding the Fourth Proportional to 75,403.91, 113,108.57 and 37,943.58

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Solution

The fourth proportional to 75,403.91, 113,108.57 and 37,943.58 is: 56,916.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,403.91 : 113,108.57 = 37,943.58 : x
  2. Step 2: Convert to fraction form
    75,403.91/113,108.57 = 37,943.58/x
  3. Step 3: Cross multiply
    75,403.91x = 113,108.57 × 37,943.58
  4. Step 4: Simplify right side
    75,403.91x = 4,291,743,884.76
  5. Step 5: Solve for x
    x = 4,291,743,884.76/75,403.91
  6. Step 6: Final answer
    x = 56,916.73

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1.5x scale

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.