Home / 102,426.14-153,633.75-39,276.52

Finding the Fourth Proportional to 102,426.14, 153,633.75 and 39,276.52

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Solution

The fourth proportional to 102,426.14, 153,633.75 and 39,276.52 is: 58,912.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,426.14 : 153,633.75 = 39,276.52 : x
  2. Step 2: Convert to fraction form
    102,426.14/153,633.75 = 39,276.52/x
  3. Step 3: Cross multiply
    102,426.14x = 153,633.75 × 39,276.52
  4. Step 4: Simplify right side
    102,426.14x = 6,034,198,523.18
  5. Step 5: Solve for x
    x = 6,034,198,523.18/102,426.14
  6. Step 6: Final answer
    x = 58,912.68

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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.