Home / 135,921.16-203,846.10-60,999.40

Finding the Fourth Proportional to 135,921.16, 203,846.10 and 60,999.40

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Solution

The fourth proportional to 135,921.16, 203,846.10 and 60,999.40 is: 91,483.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,921.16 : 203,846.10 = 60,999.40 : x
  2. Step 2: Convert to fraction form
    135,921.16/203,846.10 = 60,999.40/x
  3. Step 3: Cross multiply
    135,921.16x = 203,846.10 × 60,999.40
  4. Step 4: Simplify right side
    135,921.16x = 12,434,489,792.34
  5. Step 5: Solve for x
    x = 12,434,489,792.34/135,921.16
  6. Step 6: Final answer
    x = 91,483.11

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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.