Home / 111,477.10-167,270.32-52,317.58

Finding the Fourth Proportional to 111,477.10, 167,270.32 and 52,317.58

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Solution

The fourth proportional to 111,477.10, 167,270.32 and 52,317.58 is: 78,502.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,477.10 : 167,270.32 = 52,317.58 : x
  2. Step 2: Convert to fraction form
    111,477.10/167,270.32 = 52,317.58/x
  3. Step 3: Cross multiply
    111,477.10x = 167,270.32 × 52,317.58
  4. Step 4: Simplify right side
    111,477.10x = 8,751,178,348.23
  5. Step 5: Solve for x
    x = 8,751,178,348.23/111,477.10
  6. Step 6: Final answer
    x = 78,502.03

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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.