Home / 111,842.16-167,711.40-41,702.64

Finding the Fourth Proportional to 111,842.16, 167,711.40 and 41,702.64

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Solution

The fourth proportional to 111,842.16, 167,711.40 and 41,702.64 is: 62,534.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,842.16 : 167,711.40 = 41,702.64 : x
  2. Step 2: Convert to fraction form
    111,842.16/167,711.40 = 41,702.64/x
  3. Step 3: Cross multiply
    111,842.16x = 167,711.40 × 41,702.64
  4. Step 4: Simplify right side
    111,842.16x = 6,994,008,138.10
  5. Step 5: Solve for x
    x = 6,994,008,138.10/111,842.16
  6. Step 6: Final answer
    x = 62,534.63

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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.