Home / 106,511.10-146,985.33-58,764.56

Finding the Fourth Proportional to 106,511.10, 146,985.33 and 58,764.56

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Solution

The fourth proportional to 106,511.10, 146,985.33 and 58,764.56 is: 81,095.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,511.10 : 146,985.33 = 58,764.56 : x
  2. Step 2: Convert to fraction form
    106,511.10/146,985.33 = 58,764.56/x
  3. Step 3: Cross multiply
    106,511.10x = 146,985.33 × 58,764.56
  4. Step 4: Simplify right side
    106,511.10x = 8,637,528,243.90
  5. Step 5: Solve for x
    x = 8,637,528,243.90/106,511.10
  6. Step 6: Final answer
    x = 81,095.10

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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.