Home / 135,664.16-187,000.83-106,937.24

Finding the Fourth Proportional to 135,664.16, 187,000.83 and 106,937.24

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Solution

The fourth proportional to 135,664.16, 187,000.83 and 106,937.24 is: 147,403.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,664.16 : 187,000.83 = 106,937.24 : x
  2. Step 2: Convert to fraction form
    135,664.16/187,000.83 = 106,937.24/x
  3. Step 3: Cross multiply
    135,664.16x = 187,000.83 × 106,937.24
  4. Step 4: Simplify right side
    135,664.16x = 19,997,351,702.91
  5. Step 5: Solve for x
    x = 19,997,351,702.91/135,664.16
  6. Step 6: Final answer
    x = 147,403.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.