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Finding the Fourth Proportional to 88,601.79, 132,905.13 and 28,632.84

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Solution

The fourth proportional to 88,601.79, 132,905.13 and 28,632.84 is: 42,950.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,601.79 : 132,905.13 = 28,632.84 : x
  2. Step 2: Convert to fraction form
    88,601.79/132,905.13 = 28,632.84/x
  3. Step 3: Cross multiply
    88,601.79x = 132,905.13 × 28,632.84
  4. Step 4: Simplify right side
    88,601.79x = 3,805,451,322.47
  5. Step 5: Solve for x
    x = 3,805,451,322.47/88,601.79
  6. Step 6: Final answer
    x = 42,950.05

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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.