Home / 357,617.28-536,495.04-135,984

Finding the Fourth Proportional to 357,617.28, 536,495.04 and 135,984

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Solution

The fourth proportional to 357,617.28, 536,495.04 and 135,984 is: 204,002.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,617.28 : 536,495.04 = 135,984 : x
  2. Step 2: Convert to fraction form
    357,617.28/536,495.04 = 135,984/x
  3. Step 3: Cross multiply
    357,617.28x = 536,495.04 × 135,984
  4. Step 4: Simplify right side
    357,617.28x = 72,954,741,519.36
  5. Step 5: Solve for x
    x = 72,954,741,519.36/357,617.28
  6. Step 6: Final answer
    x = 204,002.28

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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.