Home / 95,151.04-142,729.80-45,205.36

Finding the Fourth Proportional to 95,151.04, 142,729.80 and 45,205.36

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Solution

The fourth proportional to 95,151.04, 142,729.80 and 45,205.36 is: 67,809.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,151.04 : 142,729.80 = 45,205.36 : x
  2. Step 2: Convert to fraction form
    95,151.04/142,729.80 = 45,205.36/x
  3. Step 3: Cross multiply
    95,151.04x = 142,729.80 × 45,205.36
  4. Step 4: Simplify right side
    95,151.04x = 6,452,151,991.73
  5. Step 5: Solve for x
    x = 6,452,151,991.73/95,151.04
  6. Step 6: Final answer
    x = 67,809.58

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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.