Home / 105,932.90-146,188.46-57,535.77

Finding the Fourth Proportional to 105,932.90, 146,188.46 and 57,535.77

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Solution

The fourth proportional to 105,932.90, 146,188.46 and 57,535.77 is: 79,399.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,932.90 : 146,188.46 = 57,535.77 : x
  2. Step 2: Convert to fraction form
    105,932.90/146,188.46 = 57,535.77/x
  3. Step 3: Cross multiply
    105,932.90x = 146,188.46 × 57,535.77
  4. Step 4: Simplify right side
    105,932.90x = 8,411,065,611.21
  5. Step 5: Solve for x
    x = 8,411,065,611.21/105,932.90
  6. Step 6: Final answer
    x = 79,399.94

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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.