Home / 86,882.14-130,333.94-30,710.67

Finding the Fourth Proportional to 86,882.14, 130,333.94 and 30,710.67

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Solution

The fourth proportional to 86,882.14, 130,333.94 and 30,710.67 is: 46,069.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,882.14 : 130,333.94 = 30,710.67 : x
  2. Step 2: Convert to fraction form
    86,882.14/130,333.94 = 30,710.67/x
  3. Step 3: Cross multiply
    86,882.14x = 130,333.94 × 30,710.67
  4. Step 4: Simplify right side
    86,882.14x = 4,002,642,621.14
  5. Step 5: Solve for x
    x = 4,002,642,621.14/86,882.14
  6. Step 6: Final answer
    x = 46,069.80

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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.