Home / 132,343.10-182,634.58-71,913.74

Finding the Fourth Proportional to 132,343.10, 182,634.58 and 71,913.74

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Solution

The fourth proportional to 132,343.10, 182,634.58 and 71,913.74 is: 99,241.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,343.10 : 182,634.58 = 71,913.74 : x
  2. Step 2: Convert to fraction form
    132,343.10/182,634.58 = 71,913.74/x
  3. Step 3: Cross multiply
    132,343.10x = 182,634.58 × 71,913.74
  4. Step 4: Simplify right side
    132,343.10x = 13,133,935,905.17
  5. Step 5: Solve for x
    x = 13,133,935,905.17/132,343.10
  6. Step 6: Final answer
    x = 99,241.56

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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.