Home / 132,749.30-183,219.09-76,197.62

Finding the Fourth Proportional to 132,749.30, 183,219.09 and 76,197.62

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Solution

The fourth proportional to 132,749.30, 183,219.09 and 76,197.62 is: 105,167.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,749.30 : 183,219.09 = 76,197.62 : x
  2. Step 2: Convert to fraction form
    132,749.30/183,219.09 = 76,197.62/x
  3. Step 3: Cross multiply
    132,749.30x = 183,219.09 × 76,197.62
  4. Step 4: Simplify right side
    132,749.30x = 13,960,858,596.57
  5. Step 5: Solve for x
    x = 13,960,858,596.57/132,749.30
  6. Step 6: Final answer
    x = 105,167.10

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1.5x scale

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.