Home / 119,577.09-165,010.17-74,254.11

Finding the Fourth Proportional to 119,577.09, 165,010.17 and 74,254.11

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Solution

The fourth proportional to 119,577.09, 165,010.17 and 74,254.11 is: 102,466.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,577.09 : 165,010.17 = 74,254.11 : x
  2. Step 2: Convert to fraction form
    119,577.09/165,010.17 = 74,254.11/x
  3. Step 3: Cross multiply
    119,577.09x = 165,010.17 × 74,254.11
  4. Step 4: Simplify right side
    119,577.09x = 12,252,683,314.30
  5. Step 5: Solve for x
    x = 12,252,683,314.30/119,577.09
  6. Step 6: Final answer
    x = 102,466.81

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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.