Home / 76,035.66-104,924.97-42,042.11

Finding the Fourth Proportional to 76,035.66, 104,924.97 and 42,042.11

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Solution

The fourth proportional to 76,035.66, 104,924.97 and 42,042.11 is: 58,015.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,035.66 : 104,924.97 = 42,042.11 : x
  2. Step 2: Convert to fraction form
    76,035.66/104,924.97 = 42,042.11/x
  3. Step 3: Cross multiply
    76,035.66x = 104,924.97 × 42,042.11
  4. Step 4: Simplify right side
    76,035.66x = 4,411,267,130.49
  5. Step 5: Solve for x
    x = 4,411,267,130.49/76,035.66
  6. Step 6: Final answer
    x = 58,015.77

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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.