Home / 226,302.96-312,303.24-124,330

Finding the Fourth Proportional to 226,302.96, 312,303.24 and 124,330

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Solution

The fourth proportional to 226,302.96, 312,303.24 and 124,330 is: 171,578.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,302.96 : 312,303.24 = 124,330 : x
  2. Step 2: Convert to fraction form
    226,302.96/312,303.24 = 124,330/x
  3. Step 3: Cross multiply
    226,302.96x = 312,303.24 × 124,330
  4. Step 4: Simplify right side
    226,302.96x = 38,828,661,829.20
  5. Step 5: Solve for x
    x = 38,828,661,829.20/226,302.96
  6. Step 6: Final answer
    x = 171,578.23

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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.