Home / 226,448.32-312,495.18-124,471.59

Finding the Fourth Proportional to 226,448.32, 312,495.18 and 124,471.59

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Solution

The fourth proportional to 226,448.32, 312,495.18 and 124,471.59 is: 171,768.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,448.32 : 312,495.18 = 124,471.59 : x
  2. Step 2: Convert to fraction form
    226,448.32/312,495.18 = 124,471.59/x
  3. Step 3: Cross multiply
    226,448.32x = 312,495.18 × 124,471.59
  4. Step 4: Simplify right side
    226,448.32x = 38,896,771,921.94
  5. Step 5: Solve for x
    x = 38,896,771,921.94/226,448.32
  6. Step 6: Final answer
    x = 171,768.87

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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.