Home / 91,529.90-137,314.93-27,485.22

Finding the Fourth Proportional to 91,529.90, 137,314.93 and 27,485.22

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Solution

The fourth proportional to 91,529.90, 137,314.93 and 27,485.22 is: 41,233.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,529.90 : 137,314.93 = 27,485.22 : x
  2. Step 2: Convert to fraction form
    91,529.90/137,314.93 = 27,485.22/x
  3. Step 3: Cross multiply
    91,529.90x = 137,314.93 × 27,485.22
  4. Step 4: Simplify right side
    91,529.90x = 3,774,131,060.33
  5. Step 5: Solve for x
    x = 3,774,131,060.33/91,529.90
  6. Step 6: Final answer
    x = 41,233.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.