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Finding the Fourth Proportional to 117,160.76, 175,746 and 34,054.76

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Solution

The fourth proportional to 117,160.76, 175,746 and 34,054.76 is: 51,083.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,160.76 : 175,746 = 34,054.76 : x
  2. Step 2: Convert to fraction form
    117,160.76/175,746 = 34,054.76/x
  3. Step 3: Cross multiply
    117,160.76x = 175,746 × 34,054.76
  4. Step 4: Simplify right side
    117,160.76x = 5,984,987,850.96
  5. Step 5: Solve for x
    x = 5,984,987,850.96/117,160.76
  6. Step 6: Final answer
    x = 51,083.55

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1.5x scale

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.