Home / 105,057.54-144,986.26-59,739.74

Finding the Fourth Proportional to 105,057.54, 144,986.26 and 59,739.74

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Solution

The fourth proportional to 105,057.54, 144,986.26 and 59,739.74 is: 82,444.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,057.54 : 144,986.26 = 59,739.74 : x
  2. Step 2: Convert to fraction form
    105,057.54/144,986.26 = 59,739.74/x
  3. Step 3: Cross multiply
    105,057.54x = 144,986.26 × 59,739.74
  4. Step 4: Simplify right side
    105,057.54x = 8,661,441,475.97
  5. Step 5: Solve for x
    x = 8,661,441,475.97/105,057.54
  6. Step 6: Final answer
    x = 82,444.74

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1.5x scale

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.