Home / 114,885.59-158,619.16-102,748.35

Finding the Fourth Proportional to 114,885.59, 158,619.16 and 102,748.35

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Solution

The fourth proportional to 114,885.59, 158,619.16 and 102,748.35 is: 141,861.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,885.59 : 158,619.16 = 102,748.35 : x
  2. Step 2: Convert to fraction form
    114,885.59/158,619.16 = 102,748.35/x
  3. Step 3: Cross multiply
    114,885.59x = 158,619.16 × 102,748.35
  4. Step 4: Simplify right side
    114,885.59x = 16,297,856,711.52
  5. Step 5: Solve for x
    x = 16,297,856,711.52/114,885.59
  6. Step 6: Final answer
    x = 141,861.62

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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.