Home / 132,141.03-182,354.73-71,711.67

Finding the Fourth Proportional to 132,141.03, 182,354.73 and 71,711.67

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Solution

The fourth proportional to 132,141.03, 182,354.73 and 71,711.67 is: 98,962.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,141.03 : 182,354.73 = 71,711.67 : x
  2. Step 2: Convert to fraction form
    132,141.03/182,354.73 = 71,711.67/x
  3. Step 3: Cross multiply
    132,141.03x = 182,354.73 × 71,711.67
  4. Step 4: Simplify right side
    132,141.03x = 13,076,962,220.70
  5. Step 5: Solve for x
    x = 13,076,962,220.70/132,141.03
  6. Step 6: Final answer
    x = 98,962.16

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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.