Home / 105,666.40-158,523.90-34,591.33

Finding the Fourth Proportional to 105,666.40, 158,523.90 and 34,591.33

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Solution

The fourth proportional to 105,666.40, 158,523.90 and 34,591.33 is: 51,894.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,666.40 : 158,523.90 = 34,591.33 : x
  2. Step 2: Convert to fraction form
    105,666.40/158,523.90 = 34,591.33/x
  3. Step 3: Cross multiply
    105,666.40x = 158,523.90 × 34,591.33
  4. Step 4: Simplify right side
    105,666.40x = 5,483,552,800.80
  5. Step 5: Solve for x
    x = 5,483,552,800.80/105,666.40
  6. Step 6: Final answer
    x = 51,894.95

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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.