Home / 226,341.10-312,349.17-124,367.64

Finding the Fourth Proportional to 226,341.10, 312,349.17 and 124,367.64

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Solution

The fourth proportional to 226,341.10, 312,349.17 and 124,367.64 is: 171,626.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,341.10 : 312,349.17 = 124,367.64 : x
  2. Step 2: Convert to fraction form
    226,341.10/312,349.17 = 124,367.64/x
  3. Step 3: Cross multiply
    226,341.10x = 312,349.17 × 124,367.64
  4. Step 4: Simplify right side
    226,341.10x = 38,846,129,128.86
  5. Step 5: Solve for x
    x = 38,846,129,128.86/226,341.10
  6. Step 6: Final answer
    x = 171,626.49

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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.