Home / 309,925.20-464,675.57-157,827.86

Finding the Fourth Proportional to 309,925.20, 464,675.57 and 157,827.86

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Solution

The fourth proportional to 309,925.20, 464,675.57 and 157,827.86 is: 236,633.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,925.20 : 464,675.57 = 157,827.86 : x
  2. Step 2: Convert to fraction form
    309,925.20/464,675.57 = 157,827.86/x
  3. Step 3: Cross multiply
    309,925.20x = 464,675.57 × 157,827.86
  4. Step 4: Simplify right side
    309,925.20x = 73,338,751,293.75
  5. Step 5: Solve for x
    x = 73,338,751,293.75/309,925.20
  6. Step 6: Final answer
    x = 236,633.71

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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.