Home / 112,126.72-167,975.04-62,913.28

Finding the Fourth Proportional to 112,126.72, 167,975.04 and 62,913.28

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Solution

The fourth proportional to 112,126.72, 167,975.04 and 62,913.28 is: 94,249.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,126.72 : 167,975.04 = 62,913.28 : x
  2. Step 2: Convert to fraction form
    112,126.72/167,975.04 = 62,913.28/x
  3. Step 3: Cross multiply
    112,126.72x = 167,975.04 × 62,913.28
  4. Step 4: Simplify right side
    112,126.72x = 10,567,860,724.53
  5. Step 5: Solve for x
    x = 10,567,860,724.53/112,126.72
  6. Step 6: Final answer
    x = 94,249.26

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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.