Home / 226,120.61-312,047.84-124,150.52

Finding the Fourth Proportional to 226,120.61, 312,047.84 and 124,150.52

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Solution

The fourth proportional to 226,120.61, 312,047.84 and 124,150.52 is: 171,328.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,120.61 : 312,047.84 = 124,150.52 : x
  2. Step 2: Convert to fraction form
    226,120.61/312,047.84 = 124,150.52/x
  3. Step 3: Cross multiply
    226,120.61x = 312,047.84 × 124,150.52
  4. Step 4: Simplify right side
    226,120.61x = 38,740,902,691.37
  5. Step 5: Solve for x
    x = 38,740,902,691.37/226,120.61
  6. Step 6: Final answer
    x = 171,328.49

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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.