Home / 134,256.21-185,270.55-73,001.07

Finding the Fourth Proportional to 134,256.21, 185,270.55 and 73,001.07

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Solution

The fourth proportional to 134,256.21, 185,270.55 and 73,001.07 is: 100,739.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,256.21 : 185,270.55 = 73,001.07 : x
  2. Step 2: Convert to fraction form
    134,256.21/185,270.55 = 73,001.07/x
  3. Step 3: Cross multiply
    134,256.21x = 185,270.55 × 73,001.07
  4. Step 4: Simplify right side
    134,256.21x = 13,524,948,389.49
  5. Step 5: Solve for x
    x = 13,524,948,389.49/134,256.21
  6. Step 6: Final answer
    x = 100,739.83

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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.