Home / 147,803.76-221,701.86-41,187.24

Finding the Fourth Proportional to 147,803.76, 221,701.86 and 41,187.24

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Solution

The fourth proportional to 147,803.76, 221,701.86 and 41,187.24 is: 61,779.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,803.76 : 221,701.86 = 41,187.24 : x
  2. Step 2: Convert to fraction form
    147,803.76/221,701.86 = 41,187.24/x
  3. Step 3: Cross multiply
    147,803.76x = 221,701.86 × 41,187.24
  4. Step 4: Simplify right side
    147,803.76x = 9,131,287,716.27
  5. Step 5: Solve for x
    x = 9,131,287,716.27/147,803.76
  6. Step 6: Final answer
    x = 61,779.81

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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.