Home / 132,310.48-182,588.70-71,880.62

Finding the Fourth Proportional to 132,310.48, 182,588.70 and 71,880.62

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Solution

The fourth proportional to 132,310.48, 182,588.70 and 71,880.62 is: 99,195.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,310.48 : 182,588.70 = 71,880.62 : x
  2. Step 2: Convert to fraction form
    132,310.48/182,588.70 = 71,880.62/x
  3. Step 3: Cross multiply
    132,310.48x = 182,588.70 × 71,880.62
  4. Step 4: Simplify right side
    132,310.48x = 13,124,588,960.99
  5. Step 5: Solve for x
    x = 13,124,588,960.99/132,310.48
  6. Step 6: Final answer
    x = 99,195.38

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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.