Home / 172,878.10-238,565.88-95,356.82

Finding the Fourth Proportional to 172,878.10, 238,565.88 and 95,356.82

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Solution

The fourth proportional to 172,878.10, 238,565.88 and 95,356.82 is: 131,589.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,878.10 : 238,565.88 = 95,356.82 : x
  2. Step 2: Convert to fraction form
    172,878.10/238,565.88 = 95,356.82/x
  3. Step 3: Cross multiply
    172,878.10x = 238,565.88 × 95,356.82
  4. Step 4: Simplify right side
    172,878.10x = 22,748,883,870.94
  5. Step 5: Solve for x
    x = 22,748,883,870.94/172,878.10
  6. Step 6: Final answer
    x = 131,589.16

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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.