Home / 48,858.30-73,287.45-43,220.70

Finding the Fourth Proportional to 48,858.30, 73,287.45 and 43,220.70

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Solution

The fourth proportional to 48,858.30, 73,287.45 and 43,220.70 is: 64,831.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,858.30 : 73,287.45 = 43,220.70 : x
  2. Step 2: Convert to fraction form
    48,858.30/73,287.45 = 43,220.70/x
  3. Step 3: Cross multiply
    48,858.30x = 73,287.45 × 43,220.70
  4. Step 4: Simplify right side
    48,858.30x = 3,167,534,890.22
  5. Step 5: Solve for x
    x = 3,167,534,890.22/48,858.30
  6. Step 6: Final answer
    x = 64,831.05

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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.