Home / 48,313.40-72,470.10-44,814.20

Finding the Fourth Proportional to 48,313.40, 72,470.10 and 44,814.20

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Solution

The fourth proportional to 48,313.40, 72,470.10 and 44,814.20 is: 67,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,313.40 : 72,470.10 = 44,814.20 : x
  2. Step 2: Convert to fraction form
    48,313.40/72,470.10 = 44,814.20/x
  3. Step 3: Cross multiply
    48,313.40x = 72,470.10 × 44,814.20
  4. Step 4: Simplify right side
    48,313.40x = 3,247,689,555.42
  5. Step 5: Solve for x
    x = 3,247,689,555.42/48,313.40
  6. Step 6: Final answer
    x = 67,221.30

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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.