Home / 174,409.15-240,655.66-102,779.43

Finding the Fourth Proportional to 174,409.15, 240,655.66 and 102,779.43

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Solution

The fourth proportional to 174,409.15, 240,655.66 and 102,779.43 is: 141,818.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,409.15 : 240,655.66 = 102,779.43 : x
  2. Step 2: Convert to fraction form
    174,409.15/240,655.66 = 102,779.43/x
  3. Step 3: Cross multiply
    174,409.15x = 240,655.66 × 102,779.43
  4. Step 4: Simplify right side
    174,409.15x = 24,734,451,755.35
  5. Step 5: Solve for x
    x = 24,734,451,755.35/174,409.15
  6. Step 6: Final answer
    x = 141,818.54

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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.