Home / 75,564.82-104,242.71-58,681.18

Finding the Fourth Proportional to 75,564.82, 104,242.71 and 58,681.18

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Solution

The fourth proportional to 75,564.82, 104,242.71 and 58,681.18 is: 80,951.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,564.82 : 104,242.71 = 58,681.18 : x
  2. Step 2: Convert to fraction form
    75,564.82/104,242.71 = 58,681.18/x
  3. Step 3: Cross multiply
    75,564.82x = 104,242.71 × 58,681.18
  4. Step 4: Simplify right side
    75,564.82x = 6,117,085,229.20
  5. Step 5: Solve for x
    x = 6,117,085,229.20/75,564.82
  6. Step 6: Final answer
    x = 80,951.50

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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.