Home / 141,283.94-194,971.06-76,752.67

Finding the Fourth Proportional to 141,283.94, 194,971.06 and 76,752.67

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Solution

The fourth proportional to 141,283.94, 194,971.06 and 76,752.67 is: 105,918.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,283.94 : 194,971.06 = 76,752.67 : x
  2. Step 2: Convert to fraction form
    141,283.94/194,971.06 = 76,752.67/x
  3. Step 3: Cross multiply
    141,283.94x = 194,971.06 × 76,752.67
  4. Step 4: Simplify right side
    141,283.94x = 14,964,548,748.42
  5. Step 5: Solve for x
    x = 14,964,548,748.42/141,283.94
  6. Step 6: Final answer
    x = 105,918.26

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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.