Home / 86,035.59-129,047.00-36,113.67

Finding the Fourth Proportional to 86,035.59, 129,047.00 and 36,113.67

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Solution

The fourth proportional to 86,035.59, 129,047.00 and 36,113.67 is: 54,167.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,035.59 : 129,047.00 = 36,113.67 : x
  2. Step 2: Convert to fraction form
    86,035.59/129,047.00 = 36,113.67/x
  3. Step 3: Cross multiply
    86,035.59x = 129,047.00 × 36,113.67
  4. Step 4: Simplify right side
    86,035.59x = 4,660,360,591.92
  5. Step 5: Solve for x
    x = 4,660,360,591.92/86,035.59
  6. Step 6: Final answer
    x = 54,167.82

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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.