Home / 134,301.53-201,418.80-39,512.85

Finding the Fourth Proportional to 134,301.53, 201,418.80 and 39,512.85

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Solution

The fourth proportional to 134,301.53, 201,418.80 and 39,512.85 is: 59,259.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,301.53 : 201,418.80 = 39,512.85 : x
  2. Step 2: Convert to fraction form
    134,301.53/201,418.80 = 39,512.85/x
  3. Step 3: Cross multiply
    134,301.53x = 201,418.80 × 39,512.85
  4. Step 4: Simplify right side
    134,301.53x = 7,958,630,831.58
  5. Step 5: Solve for x
    x = 7,958,630,831.58/134,301.53
  6. Step 6: Final answer
    x = 59,259.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.