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Finding the Fourth Proportional to 234,492.40, 351,738.73 and 164,683.36

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Solution

The fourth proportional to 234,492.40, 351,738.73 and 164,683.36 is: 247,025.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,492.40 : 351,738.73 = 164,683.36 : x
  2. Step 2: Convert to fraction form
    234,492.40/351,738.73 = 164,683.36/x
  3. Step 3: Cross multiply
    234,492.40x = 351,738.73 × 164,683.36
  4. Step 4: Simplify right side
    234,492.40x = 57,925,515,430.89
  5. Step 5: Solve for x
    x = 57,925,515,430.89/234,492.40
  6. Step 6: Final answer
    x = 247,025.13

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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.