Home / 96,619.80-145,001.70-49,848.60

Finding the Fourth Proportional to 96,619.80, 145,001.70 and 49,848.60

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Solution

The fourth proportional to 96,619.80, 145,001.70 and 49,848.60 is: 74,810.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,619.80 : 145,001.70 = 49,848.60 : x
  2. Step 2: Convert to fraction form
    96,619.80/145,001.70 = 49,848.60/x
  3. Step 3: Cross multiply
    96,619.80x = 145,001.70 × 49,848.60
  4. Step 4: Simplify right side
    96,619.80x = 7,228,131,742.62
  5. Step 5: Solve for x
    x = 7,228,131,742.62/96,619.80
  6. Step 6: Final answer
    x = 74,810.05

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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.