Home / 236,079.14-325,839.51-155,513.70

Finding the Fourth Proportional to 236,079.14, 325,839.51 and 155,513.70

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Solution

The fourth proportional to 236,079.14, 325,839.51 and 155,513.70 is: 214,642.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,079.14 : 325,839.51 = 155,513.70 : x
  2. Step 2: Convert to fraction form
    236,079.14/325,839.51 = 155,513.70/x
  3. Step 3: Cross multiply
    236,079.14x = 325,839.51 × 155,513.70
  4. Step 4: Simplify right side
    236,079.14x = 50,672,507,806.29
  5. Step 5: Solve for x
    x = 50,672,507,806.29/236,079.14
  6. Step 6: Final answer
    x = 214,642.04

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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.