Home / 105,548.80-158,273.96-61,188.24

Finding the Fourth Proportional to 105,548.80, 158,273.96 and 61,188.24

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Solution

The fourth proportional to 105,548.80, 158,273.96 and 61,188.24 is: 91,753.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,548.80 : 158,273.96 = 61,188.24 : x
  2. Step 2: Convert to fraction form
    105,548.80/158,273.96 = 61,188.24/x
  3. Step 3: Cross multiply
    105,548.80x = 158,273.96 × 61,188.24
  4. Step 4: Simplify right side
    105,548.80x = 9,684,505,050.23
  5. Step 5: Solve for x
    x = 9,684,505,050.23/105,548.80
  6. Step 6: Final answer
    x = 91,753.81

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1.5x scale

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.