Home / 225,256.39-310,823.07-134,593.21

Finding the Fourth Proportional to 225,256.39, 310,823.07 and 134,593.21

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Solution

The fourth proportional to 225,256.39, 310,823.07 and 134,593.21 is: 185,720.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,256.39 : 310,823.07 = 134,593.21 : x
  2. Step 2: Convert to fraction form
    225,256.39/310,823.07 = 134,593.21/x
  3. Step 3: Cross multiply
    225,256.39x = 310,823.07 × 134,593.21
  4. Step 4: Simplify right side
    225,256.39x = 41,834,674,733.35
  5. Step 5: Solve for x
    x = 41,834,674,733.35/225,256.39
  6. Step 6: Final answer
    x = 185,720.26

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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.