Home / 270,079.07-372,713.03-149,223.14

Finding the Fourth Proportional to 270,079.07, 372,713.03 and 149,223.14

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Solution

The fourth proportional to 270,079.07, 372,713.03 and 149,223.14 is: 205,930.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,079.07 : 372,713.03 = 149,223.14 : x
  2. Step 2: Convert to fraction form
    270,079.07/372,713.03 = 149,223.14/x
  3. Step 3: Cross multiply
    270,079.07x = 372,713.03 × 149,223.14
  4. Step 4: Simplify right side
    270,079.07x = 55,617,408,655.51
  5. Step 5: Solve for x
    x = 55,617,408,655.51/270,079.07
  6. Step 6: Final answer
    x = 205,930.10

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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.