Home / 143,527.82-215,337.83-43,707.33

Finding the Fourth Proportional to 143,527.82, 215,337.83 and 43,707.33

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Solution

The fourth proportional to 143,527.82, 215,337.83 and 43,707.33 is: 65,575.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,527.82 : 215,337.83 = 43,707.33 : x
  2. Step 2: Convert to fraction form
    143,527.82/215,337.83 = 43,707.33/x
  3. Step 3: Cross multiply
    143,527.82x = 215,337.83 × 43,707.33
  4. Step 4: Simplify right side
    143,527.82x = 9,411,841,378.76
  5. Step 5: Solve for x
    x = 9,411,841,378.76/143,527.82
  6. Step 6: Final answer
    x = 65,575.03

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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.