Home / 119,832.01-165,368.18-66,117.16

Finding the Fourth Proportional to 119,832.01, 165,368.18 and 66,117.16

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Solution

The fourth proportional to 119,832.01, 165,368.18 and 66,117.16 is: 91,241.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,832.01 : 165,368.18 = 66,117.16 : x
  2. Step 2: Convert to fraction form
    119,832.01/165,368.18 = 66,117.16/x
  3. Step 3: Cross multiply
    119,832.01x = 165,368.18 × 66,117.16
  4. Step 4: Simplify right side
    119,832.01x = 10,933,674,787.97
  5. Step 5: Solve for x
    x = 10,933,674,787.97/119,832.01
  6. Step 6: Final answer
    x = 91,241.69

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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.