Home / 91,119.14-125,758.26-55,302.22

Finding the Fourth Proportional to 91,119.14, 125,758.26 and 55,302.22

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Solution

The fourth proportional to 91,119.14, 125,758.26 and 55,302.22 is: 76,325.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,119.14 : 125,758.26 = 55,302.22 : x
  2. Step 2: Convert to fraction form
    91,119.14/125,758.26 = 55,302.22/x
  3. Step 3: Cross multiply
    91,119.14x = 125,758.26 × 55,302.22
  4. Step 4: Simplify right side
    91,119.14x = 6,954,710,961.34
  5. Step 5: Solve for x
    x = 6,954,710,961.34/91,119.14
  6. Step 6: Final answer
    x = 76,325.47

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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.