Home / 127,360.85-190,868.94-48,432.02

Finding the Fourth Proportional to 127,360.85, 190,868.94 and 48,432.02

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Solution

The fourth proportional to 127,360.85, 190,868.94 and 48,432.02 is: 72,582.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,360.85 : 190,868.94 = 48,432.02 : x
  2. Step 2: Convert to fraction form
    127,360.85/190,868.94 = 48,432.02/x
  3. Step 3: Cross multiply
    127,360.85x = 190,868.94 × 48,432.02
  4. Step 4: Simplify right side
    127,360.85x = 9,244,167,365.11
  5. Step 5: Solve for x
    x = 9,244,167,365.11/127,360.85
  6. Step 6: Final answer
    x = 72,582.49

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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.