Home / 84,491.74-126,711.69-58,364.38

Finding the Fourth Proportional to 84,491.74, 126,711.69 and 58,364.38

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Solution

The fourth proportional to 84,491.74, 126,711.69 and 58,364.38 is: 87,528.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,491.74 : 126,711.69 = 58,364.38 : x
  2. Step 2: Convert to fraction form
    84,491.74/126,711.69 = 58,364.38/x
  3. Step 3: Cross multiply
    84,491.74x = 126,711.69 × 58,364.38
  4. Step 4: Simplify right side
    84,491.74x = 7,395,449,225.60
  5. Step 5: Solve for x
    x = 7,395,449,225.60/84,491.74
  6. Step 6: Final answer
    x = 87,528.67

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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.