Home / 75,618.79-104,356.28-41,165.82

Finding the Fourth Proportional to 75,618.79, 104,356.28 and 41,165.82

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Solution

The fourth proportional to 75,618.79, 104,356.28 and 41,165.82 is: 56,810.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,618.79 : 104,356.28 = 41,165.82 : x
  2. Step 2: Convert to fraction form
    75,618.79/104,356.28 = 41,165.82/x
  3. Step 3: Cross multiply
    75,618.79x = 104,356.28 × 41,165.82
  4. Step 4: Simplify right side
    75,618.79x = 4,295,911,838.35
  5. Step 5: Solve for x
    x = 4,295,911,838.35/75,618.79
  6. Step 6: Final answer
    x = 56,810.11

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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.