Home / 175,977.86-242,741.90-104,309.90

Finding the Fourth Proportional to 175,977.86, 242,741.90 and 104,309.90

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Solution

The fourth proportional to 175,977.86, 242,741.90 and 104,309.90 is: 143,883.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,977.86 : 242,741.90 = 104,309.90 : x
  2. Step 2: Convert to fraction form
    175,977.86/242,741.90 = 104,309.90/x
  3. Step 3: Cross multiply
    175,977.86x = 242,741.90 × 104,309.90
  4. Step 4: Simplify right side
    175,977.86x = 25,320,383,314.81
  5. Step 5: Solve for x
    x = 25,320,383,314.81/175,977.86
  6. Step 6: Final answer
    x = 143,883.91

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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.