Home / 226,501.10-312,571.72-124,528.30

Finding the Fourth Proportional to 226,501.10, 312,571.72 and 124,528.30

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Solution

The fourth proportional to 226,501.10, 312,571.72 and 124,528.30 is: 171,849.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,501.10 : 312,571.72 = 124,528.30 : x
  2. Step 2: Convert to fraction form
    226,501.10/312,571.72 = 124,528.30/x
  3. Step 3: Cross multiply
    226,501.10x = 312,571.72 × 124,528.30
  4. Step 4: Simplify right side
    226,501.10x = 38,924,024,919.68
  5. Step 5: Solve for x
    x = 38,924,024,919.68/226,501.10
  6. Step 6: Final answer
    x = 171,849.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.