Home / 127,119.86-190,729.95-48,255.02

Finding the Fourth Proportional to 127,119.86, 190,729.95 and 48,255.02

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Solution

The fourth proportional to 127,119.86, 190,729.95 and 48,255.02 is: 72,401.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,119.86 : 190,729.95 = 48,255.02 : x
  2. Step 2: Convert to fraction form
    127,119.86/190,729.95 = 48,255.02/x
  3. Step 3: Cross multiply
    127,119.86x = 190,729.95 × 48,255.02
  4. Step 4: Simplify right side
    127,119.86x = 9,203,677,551.85
  5. Step 5: Solve for x
    x = 9,203,677,551.85/127,119.86
  6. Step 6: Final answer
    x = 72,401.57

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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.