Home / 88,996.28-133,516.26-40,942.40

Finding the Fourth Proportional to 88,996.28, 133,516.26 and 40,942.40

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Solution

The fourth proportional to 88,996.28, 133,516.26 and 40,942.40 is: 61,423.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,996.28 : 133,516.26 = 40,942.40 : x
  2. Step 2: Convert to fraction form
    88,996.28/133,516.26 = 40,942.40/x
  3. Step 3: Cross multiply
    88,996.28x = 133,516.26 × 40,942.40
  4. Step 4: Simplify right side
    88,996.28x = 5,466,475,455.84
  5. Step 5: Solve for x
    x = 5,466,475,455.84/88,996.28
  6. Step 6: Final answer
    x = 61,423.64

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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.