Home / 121,284.18-181,849.92-37,016.31

Finding the Fourth Proportional to 121,284.18, 181,849.92 and 37,016.31

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Solution

The fourth proportional to 121,284.18, 181,849.92 and 37,016.31 is: 55,501.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,284.18 : 181,849.92 = 37,016.31 : x
  2. Step 2: Convert to fraction form
    121,284.18/181,849.92 = 37,016.31/x
  3. Step 3: Cross multiply
    121,284.18x = 181,849.92 × 37,016.31
  4. Step 4: Simplify right side
    121,284.18x = 6,731,413,012.20
  5. Step 5: Solve for x
    x = 6,731,413,012.20/121,284.18
  6. Step 6: Final answer
    x = 55,501.16

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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.