Home / 58,664.28-80,935.47-38,532.09

Finding the Fourth Proportional to 58,664.28, 80,935.47 and 38,532.09

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Solution

The fourth proportional to 58,664.28, 80,935.47 and 38,532.09 is: 53,160.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,664.28 : 80,935.47 = 38,532.09 : x
  2. Step 2: Convert to fraction form
    58,664.28/80,935.47 = 38,532.09/x
  3. Step 3: Cross multiply
    58,664.28x = 80,935.47 × 38,532.09
  4. Step 4: Simplify right side
    58,664.28x = 3,118,612,814.23
  5. Step 5: Solve for x
    x = 3,118,612,814.23/58,664.28
  6. Step 6: Final answer
    x = 53,160.34

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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.