Home / 135,740.70-204,048.45-96,569.10

Finding the Fourth Proportional to 135,740.70, 204,048.45 and 96,569.10

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Solution

The fourth proportional to 135,740.70, 204,048.45 and 96,569.10 is: 145,164.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,740.70 : 204,048.45 = 96,569.10 : x
  2. Step 2: Convert to fraction form
    135,740.70/204,048.45 = 96,569.10/x
  3. Step 3: Cross multiply
    135,740.70x = 204,048.45 × 96,569.10
  4. Step 4: Simplify right side
    135,740.70x = 19,704,775,172.90
  5. Step 5: Solve for x
    x = 19,704,775,172.90/135,740.70
  6. Step 6: Final answer
    x = 145,164.83

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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.