Home / 175,973.86-242,736.39-104,305.90

Finding the Fourth Proportional to 175,973.86, 242,736.39 and 104,305.90

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Solution

The fourth proportional to 175,973.86, 242,736.39 and 104,305.90 is: 143,878.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,973.86 : 242,736.39 = 104,305.90 : x
  2. Step 2: Convert to fraction form
    175,973.86/242,736.39 = 104,305.90/x
  3. Step 3: Cross multiply
    175,973.86x = 242,736.39 × 104,305.90
  4. Step 4: Simplify right side
    175,973.86x = 25,318,837,621.70
  5. Step 5: Solve for x
    x = 25,318,837,621.70/175,973.86
  6. Step 6: Final answer
    x = 143,878.40

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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.