Home / 95,428.14-131,690.16-52,986.84

Finding the Fourth Proportional to 95,428.14, 131,690.16 and 52,986.84

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Solution

The fourth proportional to 95,428.14, 131,690.16 and 52,986.84 is: 73,121.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,428.14 : 131,690.16 = 52,986.84 : x
  2. Step 2: Convert to fraction form
    95,428.14/131,690.16 = 52,986.84/x
  3. Step 3: Cross multiply
    95,428.14x = 131,690.16 × 52,986.84
  4. Step 4: Simplify right side
    95,428.14x = 6,977,845,437.49
  5. Step 5: Solve for x
    x = 6,977,845,437.49/95,428.14
  6. Step 6: Final answer
    x = 73,121.47

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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.