Home / 47,142.09-70,842.74-44,059.77

Finding the Fourth Proportional to 47,142.09, 70,842.74 and 44,059.77

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Solution

The fourth proportional to 47,142.09, 70,842.74 and 44,059.77 is: 66,210.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,142.09 : 70,842.74 = 44,059.77 : x
  2. Step 2: Convert to fraction form
    47,142.09/70,842.74 = 44,059.77/x
  3. Step 3: Cross multiply
    47,142.09x = 70,842.74 × 44,059.77
  4. Step 4: Simplify right side
    47,142.09x = 3,121,314,610.27
  5. Step 5: Solve for x
    x = 3,121,314,610.27/47,142.09
  6. Step 6: Final answer
    x = 66,210.78

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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.