Home / 147,926.20-222,035.10-73,130.80

Finding the Fourth Proportional to 147,926.20, 222,035.10 and 73,130.80

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Solution

The fourth proportional to 147,926.20, 222,035.10 and 73,130.80 is: 109,768.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,926.20 : 222,035.10 = 73,130.80 : x
  2. Step 2: Convert to fraction form
    147,926.20/222,035.10 = 73,130.80/x
  3. Step 3: Cross multiply
    147,926.20x = 222,035.10 × 73,130.80
  4. Step 4: Simplify right side
    147,926.20x = 16,237,604,491.08
  5. Step 5: Solve for x
    x = 16,237,604,491.08/147,926.20
  6. Step 6: Final answer
    x = 109,768.28

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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.