Home / 83,035.72-114,589.76-45,310.80

Finding the Fourth Proportional to 83,035.72, 114,589.76 and 45,310.80

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Solution

The fourth proportional to 83,035.72, 114,589.76 and 45,310.80 is: 62,529.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,035.72 : 114,589.76 = 45,310.80 : x
  2. Step 2: Convert to fraction form
    83,035.72/114,589.76 = 45,310.80/x
  3. Step 3: Cross multiply
    83,035.72x = 114,589.76 × 45,310.80
  4. Step 4: Simplify right side
    83,035.72x = 5,192,153,697.41
  5. Step 5: Solve for x
    x = 5,192,153,697.41/83,035.72
  6. Step 6: Final answer
    x = 62,529.16

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1.5x scale

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.