Home / 132,356.10-182,653.20-71,927.67

Finding the Fourth Proportional to 132,356.10, 182,653.20 and 71,927.67

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Solution

The fourth proportional to 132,356.10, 182,653.20 and 71,927.67 is: 99,261.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,356.10 : 182,653.20 = 71,927.67 : x
  2. Step 2: Convert to fraction form
    132,356.10/182,653.20 = 71,927.67/x
  3. Step 3: Cross multiply
    132,356.10x = 182,653.20 × 71,927.67
  4. Step 4: Simplify right side
    132,356.10x = 13,137,819,094.04
  5. Step 5: Solve for x
    x = 13,137,819,094.04/132,356.10
  6. Step 6: Final answer
    x = 99,261.15

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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.