Home / 88,169.37-121,710.98-59,527.84

Finding the Fourth Proportional to 88,169.37, 121,710.98 and 59,527.84

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Solution

The fourth proportional to 88,169.37, 121,710.98 and 59,527.84 is: 82,173.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,169.37 : 121,710.98 = 59,527.84 : x
  2. Step 2: Convert to fraction form
    88,169.37/121,710.98 = 59,527.84/x
  3. Step 3: Cross multiply
    88,169.37x = 121,710.98 × 59,527.84
  4. Step 4: Simplify right side
    88,169.37x = 7,245,191,743.68
  5. Step 5: Solve for x
    x = 7,245,191,743.68/88,169.37
  6. Step 6: Final answer
    x = 82,173.57

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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.