Home / 121,689.23-182,551.13-37,456.41

Finding the Fourth Proportional to 121,689.23, 182,551.13 and 37,456.41

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Solution

The fourth proportional to 121,689.23, 182,551.13 and 37,456.41 is: 56,189.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,689.23 : 182,551.13 = 37,456.41 : x
  2. Step 2: Convert to fraction form
    121,689.23/182,551.13 = 37,456.41/x
  3. Step 3: Cross multiply
    121,689.23x = 182,551.13 × 37,456.41
  4. Step 4: Simplify right side
    121,689.23x = 6,837,709,783.96
  5. Step 5: Solve for x
    x = 6,837,709,783.96/121,689.23
  6. Step 6: Final answer
    x = 56,189.94

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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.