Home / 95,559.40-142,532.83-82,980.51

Finding the Fourth Proportional to 95,559.40, 142,532.83 and 82,980.51

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Solution

The fourth proportional to 95,559.40, 142,532.83 and 82,980.51 is: 123,770.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,559.40 : 142,532.83 = 82,980.51 : x
  2. Step 2: Convert to fraction form
    95,559.40/142,532.83 = 82,980.51/x
  3. Step 3: Cross multiply
    95,559.40x = 142,532.83 × 82,980.51
  4. Step 4: Simplify right side
    95,559.40x = 11,827,445,797.58
  5. Step 5: Solve for x
    x = 11,827,445,797.58/95,559.40
  6. Step 6: Final answer
    x = 123,770.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.