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Finding the Fourth Proportional to 62,267.40, 93,401.10 and 57,018.60

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Solution

The fourth proportional to 62,267.40, 93,401.10 and 57,018.60 is: 85,527.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,267.40 : 93,401.10 = 57,018.60 : x
  2. Step 2: Convert to fraction form
    62,267.40/93,401.10 = 57,018.60/x
  3. Step 3: Cross multiply
    62,267.40x = 93,401.10 × 57,018.60
  4. Step 4: Simplify right side
    62,267.40x = 5,325,599,960.46
  5. Step 5: Solve for x
    x = 5,325,599,960.46/62,267.40
  6. Step 6: Final answer
    x = 85,527.90

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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.