Home / 103,233.10-154,813.20-36,675.40

Finding the Fourth Proportional to 103,233.10, 154,813.20 and 36,675.40

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Solution

The fourth proportional to 103,233.10, 154,813.20 and 36,675.40 is: 55,000.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,233.10 : 154,813.20 = 36,675.40 : x
  2. Step 2: Convert to fraction form
    103,233.10/154,813.20 = 36,675.40/x
  3. Step 3: Cross multiply
    103,233.10x = 154,813.20 × 36,675.40
  4. Step 4: Simplify right side
    103,233.10x = 5,677,836,035.28
  5. Step 5: Solve for x
    x = 5,677,836,035.28/103,233.10
  6. Step 6: Final answer
    x = 55,000.15

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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.