Home / 140,564.45-193,842.72-119,052.57

Finding the Fourth Proportional to 140,564.45, 193,842.72 and 119,052.57

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Solution

The fourth proportional to 140,564.45, 193,842.72 and 119,052.57 is: 164,177.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,564.45 : 193,842.72 = 119,052.57 : x
  2. Step 2: Convert to fraction form
    140,564.45/193,842.72 = 119,052.57/x
  3. Step 3: Cross multiply
    140,564.45x = 193,842.72 × 119,052.57
  4. Step 4: Simplify right side
    140,564.45x = 23,077,473,628.34
  5. Step 5: Solve for x
    x = 23,077,473,628.34/140,564.45
  6. Step 6: Final answer
    x = 164,177.17

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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.