Home / 212,162.24-292,791.83-127,262.90

Finding the Fourth Proportional to 212,162.24, 292,791.83 and 127,262.90

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Solution

The fourth proportional to 212,162.24, 292,791.83 and 127,262.90 is: 175,627.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,162.24 : 292,791.83 = 127,262.90 : x
  2. Step 2: Convert to fraction form
    212,162.24/292,791.83 = 127,262.90/x
  3. Step 3: Cross multiply
    212,162.24x = 292,791.83 × 127,262.90
  4. Step 4: Simplify right side
    212,162.24x = 37,261,535,281.83
  5. Step 5: Solve for x
    x = 37,261,535,281.83/212,162.24
  6. Step 6: Final answer
    x = 175,627.56

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1.5x scale

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.