Home / 88,315.42-132,473.16-21,756.84

Finding the Fourth Proportional to 88,315.42, 132,473.16 and 21,756.84

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Solution

The fourth proportional to 88,315.42, 132,473.16 and 21,756.84 is: 32,635.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,315.42 : 132,473.16 = 21,756.84 : x
  2. Step 2: Convert to fraction form
    88,315.42/132,473.16 = 21,756.84/x
  3. Step 3: Cross multiply
    88,315.42x = 132,473.16 × 21,756.84
  4. Step 4: Simplify right side
    88,315.42x = 2,882,197,346.41
  5. Step 5: Solve for x
    x = 2,882,197,346.41/88,315.42
  6. Step 6: Final answer
    x = 32,635.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.