Home / 132,592.21-182,971.74-72,162.97

Finding the Fourth Proportional to 132,592.21, 182,971.74 and 72,162.97

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Solution

The fourth proportional to 132,592.21, 182,971.74 and 72,162.97 is: 99,581.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,592.21 : 182,971.74 = 72,162.97 : x
  2. Step 2: Convert to fraction form
    132,592.21/182,971.74 = 72,162.97/x
  3. Step 3: Cross multiply
    132,592.21x = 182,971.74 × 72,162.97
  4. Step 4: Simplify right side
    132,592.21x = 13,203,784,184.47
  5. Step 5: Solve for x
    x = 13,203,784,184.47/132,592.21
  6. Step 6: Final answer
    x = 99,581.90

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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.