Home / 119,837.22-165,376.23-66,124.15

Finding the Fourth Proportional to 119,837.22, 165,376.23 and 66,124.15

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Solution

The fourth proportional to 119,837.22, 165,376.23 and 66,124.15 is: 91,251.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,837.22 : 165,376.23 = 66,124.15 : x
  2. Step 2: Convert to fraction form
    119,837.22/165,376.23 = 66,124.15/x
  3. Step 3: Cross multiply
    119,837.22x = 165,376.23 × 66,124.15
  4. Step 4: Simplify right side
    119,837.22x = 10,935,362,349.50
  5. Step 5: Solve for x
    x = 10,935,362,349.50/119,837.22
  6. Step 6: Final answer
    x = 91,251.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.