Home / 121,815.14-182,742.41-37,555.59

Finding the Fourth Proportional to 121,815.14, 182,742.41 and 37,555.59

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Solution

The fourth proportional to 121,815.14, 182,742.41 and 37,555.59 is: 56,339.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,815.14 : 182,742.41 = 37,555.59 : x
  2. Step 2: Convert to fraction form
    121,815.14/182,742.41 = 37,555.59/x
  3. Step 3: Cross multiply
    121,815.14x = 182,742.41 × 37,555.59
  4. Step 4: Simplify right side
    121,815.14x = 6,862,998,837.79
  5. Step 5: Solve for x
    x = 6,862,998,837.79/121,815.14
  6. Step 6: Final answer
    x = 56,339.46

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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.