Home / 132,338.48-182,623.89-74,191.36

Finding the Fourth Proportional to 132,338.48, 182,623.89 and 74,191.36

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Solution

The fourth proportional to 132,338.48, 182,623.89 and 74,191.36 is: 102,382.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,338.48 : 182,623.89 = 74,191.36 : x
  2. Step 2: Convert to fraction form
    132,338.48/182,623.89 = 74,191.36/x
  3. Step 3: Cross multiply
    132,338.48x = 182,623.89 × 74,191.36
  4. Step 4: Simplify right side
    132,338.48x = 13,549,114,311.03
  5. Step 5: Solve for x
    x = 13,549,114,311.03/132,338.48
  6. Step 6: Final answer
    x = 102,382.27

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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.