Home / 127,714.82-191,615.99-48,851.60

Finding the Fourth Proportional to 127,714.82, 191,615.99 and 48,851.60

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Solution

The fourth proportional to 127,714.82, 191,615.99 and 48,851.60 is: 73,294.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,714.82 : 191,615.99 = 48,851.60 : x
  2. Step 2: Convert to fraction form
    127,714.82/191,615.99 = 48,851.60/x
  3. Step 3: Cross multiply
    127,714.82x = 191,615.99 × 48,851.60
  4. Step 4: Simplify right side
    127,714.82x = 9,360,746,494.75
  5. Step 5: Solve for x
    x = 9,360,746,494.75/127,714.82
  6. Step 6: Final answer
    x = 73,294.13

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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.