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Finding the Fourth Proportional to 234,876.68, 352,270.73 and 66,395.67

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Solution

The fourth proportional to 234,876.68, 352,270.73 and 66,395.67 is: 99,580.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,876.68 : 352,270.73 = 66,395.67 : x
  2. Step 2: Convert to fraction form
    234,876.68/352,270.73 = 66,395.67/x
  3. Step 3: Cross multiply
    234,876.68x = 352,270.73 × 66,395.67
  4. Step 4: Simplify right side
    234,876.68x = 23,389,249,984.71
  5. Step 5: Solve for x
    x = 23,389,249,984.71/234,876.68
  6. Step 6: Final answer
    x = 99,580.98

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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.