Home / 75,663.34-104,411.28-41,665.36

Finding the Fourth Proportional to 75,663.34, 104,411.28 and 41,665.36

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Solution

The fourth proportional to 75,663.34, 104,411.28 and 41,665.36 is: 57,495.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,663.34 : 104,411.28 = 41,665.36 : x
  2. Step 2: Convert to fraction form
    75,663.34/104,411.28 = 41,665.36/x
  3. Step 3: Cross multiply
    75,663.34x = 104,411.28 × 41,665.36
  4. Step 4: Simplify right side
    75,663.34x = 4,350,333,569.26
  5. Step 5: Solve for x
    x = 4,350,333,569.26/75,663.34
  6. Step 6: Final answer
    x = 57,495.92

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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.