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Finding the Fourth Proportional to 113,632.59, 170,448.90 and 34,746.82

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Solution

The fourth proportional to 113,632.59, 170,448.90 and 34,746.82 is: 52,120.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,632.59 : 170,448.90 = 34,746.82 : x
  2. Step 2: Convert to fraction form
    113,632.59/170,448.90 = 34,746.82/x
  3. Step 3: Cross multiply
    113,632.59x = 170,448.90 × 34,746.82
  4. Step 4: Simplify right side
    113,632.59x = 5,922,557,247.50
  5. Step 5: Solve for x
    x = 5,922,557,247.50/113,632.59
  6. Step 6: Final answer
    x = 52,120.23

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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.