Home / 145,214.40-217,537.92-95,142.36

Finding the Fourth Proportional to 145,214.40, 217,537.92 and 95,142.36

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Solution

The fourth proportional to 145,214.40, 217,537.92 and 95,142.36 is: 142,527.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,214.40 : 217,537.92 = 95,142.36 : x
  2. Step 2: Convert to fraction form
    145,214.40/217,537.92 = 95,142.36/x
  3. Step 3: Cross multiply
    145,214.40x = 217,537.92 × 95,142.36
  4. Step 4: Simplify right side
    145,214.40x = 20,697,071,098.29
  5. Step 5: Solve for x
    x = 20,697,071,098.29/145,214.40
  6. Step 6: Final answer
    x = 142,527.68

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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.