Home / 234,124.30-351,150.81-76,352.50

Finding the Fourth Proportional to 234,124.30, 351,150.81 and 76,352.50

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Solution

The fourth proportional to 234,124.30, 351,150.81 and 76,352.50 is: 114,517.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,124.30 : 351,150.81 = 76,352.50 : x
  2. Step 2: Convert to fraction form
    234,124.30/351,150.81 = 76,352.50/x
  3. Step 3: Cross multiply
    234,124.30x = 351,150.81 × 76,352.50
  4. Step 4: Simplify right side
    234,124.30x = 26,811,242,220.53
  5. Step 5: Solve for x
    x = 26,811,242,220.53/234,124.30
  6. Step 6: Final answer
    x = 114,517.13

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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.